Answers
Answer:
Explanation:
The field of forensic science is important to the criminal justice system. Forensic personnel must pay close attention to detail during the collection, preservation, and analysis of physical evidence. If evidence is mishandled, manipulated, or misinterpreted it can potentially destroy a case and/or the lives of all individuals involved
Answer:
Explanation:
In 1904, Scotland Yard officials introduced fingerprint matching to US law enforcement officials at the World’s Fair. The fact that forensic science was not born from the scientific community meant that forensic scientists were not always bound to the quest for knowledge, but instead for the purpose of solving crimes. This difference led to misaligned incentives. Expert witnesses were often paid per conviction in many states.
In the late 1980s, DNA evidence, which was born in the scientific community, has helped identify the guilty and exonerate the innocent. Many other forensic techniques, such as hair microscopy, ballistics analysis, and arson investigations, have not been subjected to the rigorous scientific evaluation that DNA analysis has. Other techniques, such as blood typing, have been properly validated.
These invalidated techniques have led to the Innocence Project, which holds that forensic science techniques should be shown to be valid and reliable through research and assessment of validity and reliability, and subject to accreditation and certification to assure quality. States are eligible to receive grant money if they do so. This change has resulted in the growth of many organizations, such as the ASCLD/LAB, that accredit forensic scientists.
Related Questions
Which parasite completes their life cycle by mating, engorge from feeding, then dropping to the ground
to lay eggs in the environment?
Answers
Answer: Females
Explanation:
PLEASE HELP! 50 pts!!!!!
Answer each question individually
4. The graph below shows the population of a species over time.
a) Label four parts of the graph:
Exponential growth
Maximum growth
Carrying capacity
Growth slowing down
(I put a pic of the graph that’s to be labeled)
b) Why does growth slow down?
c) what are the conditions for exponential growth?
Answers
Answer:
a)
exponential growth- from begining to end(not sure about this one)
maximum growth- -around the middle where line is going almost straight up (where the most increase of pop. happening)
growth slowing down-right before hitting the capacity
carry capacity - dotted line on top
b)the growth slows down as it hits is carrying capacity, it's essentially slowing down to get ready to stop (like a car slowing down before a stop)
c) conditions might be a surplus of food and water, lack of predation, little to no threats, etc
Explanation:
Select the correct answer.
Why is the Circum-Pacific belt shown on this map called the Ring of Fire?
OF
Aleutian trench
Mt. Garibaldi
Mt St. Helens
RUNG
Kunie trench
Japan trench
izu Ogasawara trench
Ryukyu trench
Philippine
Mt Piatubod trench
Marianas trench
y Mayon
Challenger Deep
Krakatoa
Bougainville trench
FIRE
Middle America
trench
Equator
Java (Sunda)
trench
Tonga trench
Peru-Chile trench
Kermadec trench
ОА.
ОВ.
C.
A fire burns continuously there.
It is prone to earthquakes and volcanoes.
The entire region has a high risk of wildfires.
The best fireworks happen there.
These regions are on the equator and receive direct sunlight.
OD
O E.
Answers
Answer:
B
Explanation:
The Ring of Fire, also referred to as the Circum-Pacific Belt, is a path along the Pacific Ocean characterized by active volcanoes and frequent earthquakes.
True or false. Junk DNA has no purpose within the genome.
Answers
Answer:
True
Explanation:
Non-coding DNA was once considered to be "junk" DNA with no known function. It is now evident that at least some of it, specifically the regulation of gene activity, is essential for cells to operate.
what does it mean if my bowl movements are neon green and shiny? I have a normal diet so I'm not sure please help!
Answers
Answer:
Green stool often occurs with diarrhea, so drink plenty of fluids and seek immediate medical attention if you or your child becomes dehydrated. So this means that you have diarrhea. Call a doctor, if you have green poop more than a few days.
Explanation: Hope this help and hope you fell better!
The diagram below shows three stages in the water cycle.Which statement is correct for the diagram?a. 1 represents infiltration and 2 represents runoff.b. 1 represents condensation and 2 represents runoff.c. 1 represents evaporation and 2 represents infiltration.d. 1 represents condensation and 2 represents evaporation.
Answers
Precipitation occurs when the water is already condensed (turned from gas to liquid) and starts to fall (rain). What follows is the infiltration, when the water moves to the soil and infiltrates into the ground. After that, the water starts running the land surface, so it it the runnoff stage.
Therefore, the correct answer is a. 1 represents infiltration and 2 represents runoff.
Design and organise learning experiences according to your local circumstances when teaching Processing (including traditional processing of raw materials; metal processing; food processing)
Answers
When teaching Processing, it is essential to design and organize learning experiences that align with local circumstances and provide practical applications.
Here is a suggested approach for teaching Processing, including traditional processing of raw materials, metal processing, and food processing, considering local circumstances:
1. Introduction and Contextualization:
Start by introducing the concept of processing and its importance in various industries. Provide examples of local raw materials, metals, and food products that undergo processing. Discuss the significance of processing in the local economy and its impact on society.
2. Field Trips and Industry Visits:
Arrange field trips to local processing facilities such as factories, mills, or food processing plants. These visits offer students firsthand exposure to different processing techniques and machinery. Encourage students to observe and interact with professionals in the field, asking questions and understanding the practical aspects of processing.
3. Hands-on Workshops:
Organize hands-on workshops where students can engage in practical activities related to processing. For example, set up a metalworking workshop where students can learn basic metal processing techniques like cutting, shaping, and welding. Provide guidance on safety measures and proper tool usage.
4. Local Case Studies:
Explore local case studies of successful processing businesses or initiatives. This could involve inviting guest speakers from local processing companies or inviting entrepreneurs who have started their own processing ventures. Students can learn about the challenges, opportunities, and sustainable practices in the local processing industry.
5. Project-Based Learning:
Assign project-based tasks that allow students to apply their knowledge of processing. For example, students could design and develop a prototype for a food processing machine or propose innovative methods to improve traditional processing techniques using local resources. Encourage creativity, critical thinking, and problem-solving skills throughout the project.
6. Community Engagement:
Encourage students to engage with the local community by organizing outreach programs related to processing. This could involve organizing workshops for local artisans or collaborating with local farmers to develop value-added food products. Such activities foster a sense of social responsibility and provide students with real-world experiences.
7. Assessment and Reflection:
Regularly assess student understanding through quizzes, assignments, and presentations. Encourage reflective practices where students can evaluate their own learning journey and identify areas for improvement. Incorporate feedback mechanisms to continuously enhance the learning experiences.
By designing learning experiences that incorporate field trips, hands-on workshops, local case studies, project-based learning, community engagement, and reflective practices, students will develop a holistic understanding of processing and its significance in their local context. This approach will equip them with practical skills, foster creativity, and promote an entrepreneurial mindset, preparing them for future opportunities in the processing industry.
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Which explains the high precipitation levels in areas near the equator?The equator has very little wind, which causes rain-filled clouds to remain still for longer periods of timeAt the equator, warmer conditions create an increase in evaporation. Evaporation leads to more precipitationThe equator has stronger winds that can cause clouds filled with precipitation to burst, resulting in precipitationAt the equator, warmer conditions create a decrease in evaporation. Less evaporation leads to more precipitation
Answers
The reason why this happens is that, at the equator, temperature conditions that generate high rates of evaporation of the water produce a considerable amount of vapor of water that reaches the clouds and then gets down again in form of rain. So the correct answer for this question is the second one, "At the equator, warmer conditions create an increase in evaporation. Evaporation leads to more precipitation"
What is the purpose of natural selection?
Answers
Answer:
The purpose of natural selection is not a conscious or intentional one, as it is not driven by a specific goal or purpose. Instead, natural selection is a fundamental process in biology that acts on heritable traits within populations over generations. It is a key mechanism of evolution.
Explanation:
The primary outcome of natural selection is the adaptation of organisms to their environment. Individuals with traits that are advantageous in a particular environment are more likely to survive, reproduce, and pass on those beneficial traits to their offspring. Conversely, individuals with traits that are disadvantageous are less likely to survive and reproduce, leading to a reduction in the frequency of those traits in the population over time.
Natural selection, therefore, acts as a filter that shapes the characteristics of populations, favoring traits that enhance an organism's survival and reproductive success in a given environment. Over many generations, this process can lead to the development of new species or the modification of existing ones, as populations accumulate adaptations that allow them to thrive in different ecological niches.
It's important to note that natural selection does not have an end goal in mind, nor does it necessarily lead to the "best" or most advanced organisms. Instead, it is a consequence of the interactions between organisms and their environment, constantly shaping and refining the traits of living beings based on their ability to survive and reproduce.
A child is swinging back and forth on a swing. Changes in her kinetic and potential energy are happening each moment. At which point, or multiple points, in her swinging would each of these two types of energy be at a maximum? In one to two sentences, describe these points and which type of energy is at a maximum at each point.(2 points)
Answers
If a child is swinging back and forth on a swing. Changes in her kinetic and potential energy are happening each moment .
What is mechanical energy?The sum of all the energy in motion (total kinetic energy) and all the energy that is stored in the system (total potential energy) is known as mechanical energy .
As given in the problem a child is swinging back and forth on a swing. Changes in her kinetic and potential energy are happening each moment .
At the extreme end of the swing, the potential energy of the child is maximum and the at lowest height of the swing the kinetic energy of the child is maximum .
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5. While bones may provide important clues about the remains, they cannot answer all the questions that a forensic scientist might have about a scene and a deceased person. What other questions might a crime scene investigator have about the remains that cannot be answered by bones alone?
Answers
Answer:
dna finger printing , clothes
A Crime Scene Investigator (CSI) is in charge of extracting every possible piece of evidence from a particular crime scene. More often than not, they are employed by state or federal law enforcement, but civilians with a background in science may also be qualified for this position.
Other questions a crime scene investigator might hve about the remains that cannot be answered by bones alone?Crime scene investigators could also ask other questions and collect evidence such as:
Fingerprints, Footprints, Tire tracks, Blood And other body fluids, hairs, fibers and fire debris. Identification of blood and other body fluids at the scene.Field detection of drugs and explosives.The criminalist must answer the following questions when examining dried blood:
(1) Is it blood?
(2) From what species did the blood originate?
(3) If the blood is human, how closely can it be associated with a particular individual? The determination of blood is best made by means of a preliminary color test.
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Do carriers for a recessive disorder have the disorder?
O sometimes
O yes
O no
Answers
When an individual exercises vigorously for more than 15 minutes, the muscle cells are unable to obtain oxygen from the blood quickly enough. As a result, the muscle cells
A.
Answers
Answer:
activate anaerobic respiration, producing lactic acid build-up.
Humans have vestigial structures which are non-functional or nearly non-functional.O TrueO False
Answers
The humans have a vestigial structure called the appendix. Therefore the statement is true, being a vestigial structure present in the human species.
B. Liverworts (Hepatophyta)
1. Observe the living green "leafy" gametophyte stage at Station A. These organisms have leaf-
like, stem-like, and root-like structures. Draw and label structures of the liverworts. Be sure
to include labels of the following items: gametophyte, n, sporophyte, 2n, rhizoides, leaf-like
structures, and thallus.
2. Use the dissecting scope and look at the sporophyte, gametophore, rhizoides, and thallus.
What do you notice? Write down some observations of each.
3. Compare the moss to the liverworts. How are they similar and how are they different?
Answers
Answer:
Explanation:
Title: Observation of Liverworts (Hepatophyta)
Objective: To observe the living green "leafy" gametophyte stage of liverworts and compare them with moss.
Hypothesis: Liverworts and moss may share some similarities in structure, but there may be significant differences between them.
Observations:
Liverworts Structures:
Gametophyte: The main plant body of the liverwort, which is haploid (n) and produces gametes.
Sporophyte: A structure that grows from the gametophyte and produces spores. It is diploid (2n).
Rhizoides: Root-like structures that anchor the gametophyte to the substrate and absorb water and nutrients.
Leaf-like structures: Flattened structures that resemble leaves but do not have true veins or stomata.
Thallus: The entire plant body of the gametophyte, which lacks true stems or roots.
Observations of different structures in liverworts:
Sporophyte: Small and inconspicuous, growing from the gametophyte.
Gametophore: The stem-like structure that supports the gametophyte and sporophyte.
Rhizoides: Thread-like structures that attach the gametophyte to the substrate and absorb water and nutrients.
Thallus: The plant body of the gametophyte that lacks true stems or roots.
Comparison between liverworts and moss:
Similarities:
Both are non-vascular plants.
Both have a haploid (n) gametophyte and a diploid (2n) sporophyte stage.
Both reproduce by spores and require water for fertilization.
Differences:
Liverworts have leaf-like structures and a thallus, while mosses have true leaves and stems.
Liverwort sporophytes are small and inconspicuous, while moss sporophytes are tall and conspicuous.
Liverworts have rhizoides, while mosses have true roots.
The rate at which magma
cools
determines the
of the crystals in the new rock.
Answers
Answer:
If the magma cools quickly, the crystals do not have much time to form, so they are very small. If the magma cools slowly, then the crystals have enough time to grow and become large.
Explanation:
Directions: The suggested time for answering this question is about 22 minutes. Where calculations are required, clearly show how you arrived at your answer. Where explanation or discussion is required, support your answers with relevant information and/or specific examples.
The term “urban sprawl” describes the expansion of cities into rural areas. This phenomenon has occurred around the world and has had economic, health, and environmental consequences.
Describe TWO causes of urban sprawl.
Discuss TWO human health effects associated with urban sprawl.
The graph below shows the relationship between population density and petroleum use in selected cities.
Describe the relationship between population density and petroleum use shown in the graph.
A graph is shown of petroleum use. The y-axis is relative annual per capita petroleum use with no numbers on the axis. The x-axis is density in persons per hectare, which goes from 0 to 300 in increments of 50. A curve is drawn starting at the top of the y-axis and is decreasing and concave up with increasing density. The curve appears to asymptote along the x-axis and is relatively flat by about 200 persons per hectare. There are points that lie close to the curve indicating where particular cities fall. The first four cities at the top of the curve, which are both below 50 persons per hectare, are Houston, Los Angeles, Washington, and New York. Below New York a horizontal line is drawn indicating that the cities about this line are in the United States. Below this line but above the next horizontal line are Melbourne, Sydney, and Toronto, all around 50 persons per hectare. The cities between these horizontal lines are indicated to be in Australia and Canada. Below the second line but above the third line are Paris, London, and Vienna, from about 75 to 150 persons per hectare. The cities between these lines are indicated to be in Europe. Below the third horizontal line but above the x-axis are Tokyo, Moscow, and Hong Kong from about 150 to 275 persons per hectare, and the cities in this area are from East Asia and Russia.
Smart growth focuses on ways to encourage sustainable urban development. Describe TWO steps a municipality could take to encourage smart growth in order to limit urban sprawl.
Highway systems and urban sprawl often threaten wildlife populations. Describe TWO methods to reduce harmful effects on wildlife populations from highways and urban sprawl.
Urban sprawl often results in the loss of productive agricultural land near cities. Describe one practical way to increase food production within urban areas.
Answers
Answer:
Causes of Urban Sprawl:
Population Growth: Rapid population growth is a significant cause of urban sprawl. As cities experience an increase in population, there is a greater demand for housing and infrastructure, leading to the expansion of urban areas into previously rural or undeveloped lands.
Transportation Infrastructure: The development of transportation infrastructure, such as highways and roads, can contribute to urban sprawl. Improved accessibility and connectivity provided by these infrastructures often lead to the outward expansion of cities as people choose to live farther away from city centers.
Human Health Effects Associated with Urban Sprawl:
Sedentary Lifestyle and Obesity: Urban sprawl often leads to increased reliance on private vehicles and longer commuting distances. This sedentary lifestyle, coupled with the lack of pedestrian-friendly infrastructure, can contribute to a decrease in physical activity and an increased risk of obesity among residents.
Air Pollution and Respiratory Issues: Urban sprawl is associated with increased vehicular emissions, leading to poor air quality. Exposure to high levels of air pollution can cause respiratory problems, such as asthma and other respiratory diseases, impacting the health of individuals residing in these areas.
Relationship between Population Density and Petroleum Use:
The graph illustrates that there is an inverse relationship between population density and petroleum use. As population density increases, per capita petroleum use tends to decrease. This relationship suggests that higher population density is associated with more efficient use of petroleum resources, potentially due to factors such as improved public transportation systems, shorter commuting distances, and increased availability of alternative modes of transportation. The graph indicates that cities with higher population density tend to have lower per capita petroleum use, while cities with lower population density exhibit higher per capita petroleum use.
Steps to Encourage Smart Growth and Limit Urban Sprawl:
Mixed-Use Development: Municipalities can encourage mixed-use development, which involves integrating residential, commercial, and recreational spaces within the same area. This approach reduces the need for long commutes and promotes walkability, thereby limiting urban sprawl.
Transit-Oriented Development: Promoting transit-oriented development focuses on creating compact, vibrant communities around public transportation hubs. By providing easy access to public transit options, municipalities can encourage residents to rely less on private vehicles, reducing congestion and the need for expansive road networks.
Methods to Reduce Harmful Effects on Wildlife Populations:
Wildlife Corridors: Establishing wildlife corridors or green belts can mitigate the negative impacts of highways and urban sprawl on wildlife populations. These corridors provide protected pathways for wildlife to move between fragmented habitats, reducing habitat fragmentation and enhancing biodiversity conservation.
Eco-Friendly Infrastructure Design: Implementing wildlife-friendly infrastructure design features such as wildlife crossings, underpasses, and fencing can help prevent wildlife-vehicle collisions. These measures allow animals to safely traverse across highways and urban areas, minimizing the detrimental effects on wildlife populations.
Increasing Food Production within Urban Areas:
One practical way to increase food production within urban areas is through the implementation of urban agriculture initiatives. This can involve utilizing rooftops, balconies, community gardens, and vacant lots to cultivate crops, raise livestock, or engage in aquaculture. Urban agriculture not only increases local food production but also promotes food security, community engagement, and environmental sustainability by reducing the carbon footprint associated with long-distance food transportation.
By adopting smart growth strategies, addressing the impacts of urban sprawl on wildlife and implementing urban agriculture initiatives, municipalities can actively promote sustainable and resilient urban development.
Which organism is likely to carry out the process shown in the diagram?
CO, + H,O
Heat
www
Chloroplast
Mitochondrion
MASS
Respiration
OA. Barn owl
OB. Mushroom
C. Alligator
-0₂
Sugar
ATP
Answers
Answer:
C
Explanation:
took the test
In saltwater, the water that surrounds a fish has a higher concentration of dissolved salts than is found in the fish's body cells. Which two methods allow the fish to maintain water balance? A. Pumping out salt through the gills B. Absorbing water into the body by osmosis C. Releasing only a little water in urine D. Taking in salts via food
Answers
The two methods that allow fish to maintain water balance in saltwater are pumping out salt through the gills and absorbing water into the body by osmosis.
In saltwater, the concentration of dissolved salts is higher in the surrounding water than in the fish's body cells. To maintain water balance, fish have developed two main methods:
1. Pumping out salt through the gills: Fish possess specialized cells in their gills that actively pump out excess salts from their bodies. This process helps maintain a lower salt concentration within the fish's body, preventing dehydration and maintaining water balance.
2. Absorbing water into the body by osmosis: Osmosis is the movement of water from an area of lower solute concentration to an area of higher solute concentration through a semi-permeable membrane. Fish have a protective layer of skin that allows water to be absorbed into their bodies while preventing the entry of excessive salts.
By absorbing water through their skin, fish replenish the water lost to the surrounding saltwater, helping to maintain their internal water balance.
These two mechanisms work together to enable fish to survive in saltwater environments. By actively pumping out salts and absorbing water, fish can regulate their internal salt concentration and prevent dehydration, ensuring their overall water balance is maintained.
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Which of the following is one disadvantage of using a diaphragm?
A) It can decrease sensation, especially for the male partner.
B) It is generally more effective for women who have given birth before.
C) If used correctly, it is only 57 percent effective in preventing pregnancy.
D) It may slip out of place, especially if it is inserted incorrectly.
Answers
It may slip out of place, especially if it is inserted incorrectly. Thus, the correct option is D.
What is contraception?Contraception, often known as birth control, is a method of preventing pregnancy. Birth control can be used in a variety of ways, including: Stopping sperm from reaching the eggs. Condoms, diaphragms, cervical caps, and contraceptive sponges are examples.
It's not as effective as other forms of contraception, and its effectiveness is contingent on your remembering to use it and doing so correctly. It does not provide reliable anti-STI protection.
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what is the steps of the digestion of protein
Answers
Answer:
Protein digestion begins when you first start chewing. There are two enzymes in your saliva called amylase and lipase. They mostly break down carbohydrates and fats. Once a protein source reaches your stomach, hydrochloric acid and enzymes called proteases break it down into smaller chains of amino acids.
Hope this helps :)
Answer
Enzymes break down carbohydrates, proteins and fats
Explanation:
Protein digestion begins when you first start chewing. There are two enzymes in your saliva called amylase and lipase. They mostly break down carbohydrates and fats. Once a protein source reaches your stomach, hydrochloric acid and enzymes called proteases break it down into smaller chains of amino acids.
When jaw become large enough to hold the permanent teeth . The milk teeth fall and permanent teeth appear
Answers
The "exfoliation" or "shedding" of milk teeth is the name of the procedure.
What is the Dentition of Humans?The primary and permanent tooth sets make up the human dentition. Maxillary (upper) and Mandibular (lower) are the two opposing arches in which teeth are arranged. These can be split into their left and right halves along the midline (mid-sagittal plane).
Four Different Teeth Types and Their Purposes
The majority of individuals have 32 permanent adult teeth, which can be classified into four groups:
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Three circuit diagrams are shown. Which statement about the circuit
diagrams is accurate?
Circuit A Circuit B Circuit C
A. Circuits A, B, and C are all series circuits.
OB. Circuits A and C are series circuits, and circuit B is a parallel
circuit.
C. Circuits A and B are series circuits, and circuit C is a parallel
circuit.
OD. Circuit A is a series circuit, and circuits B and C are parallel
circuits.
Answers
From the diagram, circuit a and b are series circuit while c is parallel. Option C
What is a parallel and series circuit?
The components in a parallel circuit are linked together so that the electric current can go along several different routes. The power source is directly connected to each component, forming parallel branches. While the current in a parallel circuit can vary, the voltage between each component is constant.
The components of a series circuit are connected one after the other to create a single path for the passage of electricity. While the voltage across each component can change, the current flowing through each component is constant.
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what is the difference between cork formation and gum formation in the plants as an immune mechanism
Answers
Answer:
Cork formation is a type of secondary growth that occurs in the stems and roots of woody plants. Gum formation, on the other hand, is a type of defense mechanism that occurs in response to injury or infection.
Explanation:
Think of a place on Earth where you would like to live or visit some day. Write down a description of the climate there and the various factors you think might influence that climate. Think about the reasons why you chose those particular factors as important contributors to the climate.
Answers
The presence of methane or carbon dioxide in the air is associated with climate because they function as greenhouse gases that trap heat from solar radiation into the atmosphere.
What are greenhouse gases?Greenhouse gases such as carbon dioxide or methane are able to alter the global climate because they do not allow the dispersion of heat from solar radiation into space, thereby increasing global temperatures.
Therefore, we can conclude that greenhouse gases (e.g., carbon dioxide or methane) may alter the global temperature and therefore the concentration levels of these substances in the atmosphere are indicative of climate conditions.
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what are the four factors that affect genetic change in livestock production.
Answers
2. Selection intensity.
3. Genetic variation.
4. Generation interval
ormed by waves eroding less - resistant rocks along the shore
Answers
Costal Erosion is the form of erosion that is caused when waves of seas hit the rocks on the shore.
What is Erosion ?The removal of soil, rock, or dissolved material from one area on the Earth's crust and subsequent transport to another region for deposition are known as erosional processes. Erosion differs from weathering, which is a static process.
Earthen materials are worn away during erosion, a geological process in which they are moved by wind or water. Weathering, a related process that does not involve movement, dissolves or breaks down rock.
When materials like boulders and stones carried by waves strike and knock against one other, they are said to be attritionally worn away. Sand and rounded beach pebbles are created via the wear and tear of these materials. One of the most obvious signs of coastal erosion is the formation of sea cliffs.
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Question 1 A heterozygous yellow-seeded plant is crossed with a homozygous yellow seeded plant. i. ii. Question 2 Complete the punnet square and write the genotypic and phenotypic ration for the possible offsprings. (3 marks) Genotypic ration Phenotypic ration What is the probability of having a pure breeding green seeded offsprings (2 marks) What is the probability of having a yellow-seeded plant in F2 generation, when a true breeder from F1 is crossed with a non-true breeding yellow seeded plant? (2 marks)
Answers
Answer:
Explanation:
To solve this problem, let's represent the heterozygous yellow-seeded plant as "Yy" and the homozygous yellow-seeded plant as "YY."
i. When crossing a heterozygous yellow-seeded plant (Yy) with a homozygous yellow-seeded plant (YY), we can set up a Punnett square to determine the possible offspring genotypes:
Y Y
y Yy Yy
y YY YY
ii. The genotypic ratio is 2:2 or 1:1 for the possible offspring genotypes: Yy and YY.
The phenotypic ratio is also 2:2 or 1:1 for the possible offspring phenotypes: yellow-seeded (YY and Yy).
Question 2:
To determine the probability of specific outcomes, we need additional information about the parental genotypes and their inheritance patterns. Please provide the genotypes of the true breeder from F1 and the non-true breeding yellow-seeded plant for a more accurate calculation.
EXPLAIN Complete the statement by coloring, bolding, or highlighting the correct terms.
Before the reaction, there are two | four | eight | oxygen atoms, and after the reaction, there are (two | four | eight |) oxygen atoms. The same is true for hydrogen atoms. So, atoms are | are not created or destroyed. This supports | refutes the claim that matter is conserved during a chemical reaction.
Answers
Answer:Before the reaction, there are 4 oxygen atoms,and after the reaction, there are 4 oxygen atoms.The same is true for hydrogen atoms.So, atoms are not created or destroyed.This supports the claim that matter is conserved during a chemical reaction.
Explanation:
Which of the following is NOT considered an EPA criteria pollutant?
Lead
Ozone
Nitrogen Dioxide
All of the above are EPA criteria pollutants
Answers
All of the above are considered as EPA criteria pollutants. Hence option d is correct.
What is pollutant?Pollutant is defined as a chemical or energy that is injected into the ecosystem and has unintended effects or negatively impacts a resource's usefulness. The word is frequently used as a synonym for contamination.
Ozone, particulate matter, carbon monoxide, Sulphur dioxide, and nitrogen dioxide are the five main air pollutants regulated by the Clean Air Act for which the EPA generates an AQI value each day in each county. These six contaminants include Sulphur oxides, lead, nitrogen oxides, ground-level ozone, carbon monoxide, and lead.
Thus, all of the above are considered as EPA criteria pollutants. Hence option d is correct.
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