Answer:
Different protists use cilia, flagella , or pseudopodia to move.
LESSON SUMMARY: EXIT TICKET
You work for NASA, and have discovered an alien threat.
Apply your knowledge of the advantages and
disadvantages of asexual and sexual reproduction.
NASA has captured an alien and had time to study
the alien's DNA, and how their body works. They
used this information to come up with a special
virus to harm and make only aliens sick. So it
will not affect humans, but it will make aliens
sick, and eventually kill them while not alerting
the population of human beings that aliens are among us. Which type of alien
reproduction would this virus be most effective on (Pick 1 and explain why)
1)Asexually reproducing aliens 2)Sexually reproducing aliens 3) Both
Asexually reproducing aliens would be more susceptible to the NASA-created virus. Option A is correct.
Which type of alien reproduction would this virus be most effective on?This is due to the fact that asexual reproduction creates genetically identical offspring through the process of mitosis without the transfer of genetic material from one person to another. Because of this lack of genetic diversity, any mutation or genetic change caused by the virus would have an impact on the entire population. On the other hand, through meiosis and fertilisation, sexually reproducing aliens create offspring with distinctive genetic material. Due to the fact that different people would react to the virus differently due to genetic diversity, it would be more challenging for the virus to infect the entire population. As a result, the virus would spread more readily and have a greater effect on the asexually reproducing aliens.
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Which one of the following types of mechanisms is not known to play a role in the reversible
alteration of enzyme activity?
A) Activation by cleavage of an inactive zymogen
B) Allosteric response to a regulatory molecule
C) Alteration of the synthesis or degradation rate of an enzyme
D) Covalent modification of the enzyme
E) Interactions between catalytic and regulatory subunits
Activation by cleavage of an inactive zymogen is not known to play a role in the reversible alteration of enzyme activity.
Enzyme activity is measured in units that represent the rate of reaction catalysed by that enzyme represented as micromoles of substrate converted (or product generated) per minute.
Initial first-order kinetics, with the rate proportional to substrate concentration, is followed by the reaction, and eventually zero-order kinetics, with the velocity reaching a limiting value Vmax. The maximum reaction rate, or Vmax, occurs when the enzyme is completely saturated with substrate and all of the binding sites are actively being used again. For a specific enzyme concentration, Vmax is constant.
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4. What are the parent genotypes for pea seed color shown in this Punnett
Square?
Answer:
heterozygous and homozygous recessive
How is a satellite able to remain in orbit?
Answer:
Satellites are able to orbit around the planet because they are locked into speeds that are fast enough to defeat the downward pull of gravity. ... A satellite maintains its orbit by balancing two factors: its velocity (the speed it takes to travel in a straight line) and the gravitational pull that Earth has on it.
Explanation:
You will be manipulating the simulation to determine which color of light produces the greatest rate of photosynthesis in the plant.What is the independent variable in this lab (the variable that you are changing)?Question 6 options:colors of light plant growthmoisture
An independent variable is that which one can change at will, considering the different purposes of a particular research or experiment. In this case, then, the independent variable would be the colors of the light, and the dependent variables would be those related to plant growth, and moisture, since are factors that are regulated by the intensity or the color of the light (we have to know that different colors of light will have different wavelengths, in hence, different temperatures).
What is necessary for social fulfillment in the three pillars of sustainability?
Social fulfillment in the three pillars of sustainability requires equity, justice, and the satisfaction of human needs.
In the context of sustainability, social fulfillment encompasses ensuring equity, justice, and meeting the basic needs of individuals and communities. The three pillars of sustainability—environmental, economic, and social—are interconnected and rely on each other for long-term success.
Social fulfillment is necessary to achieve a sustainable society. It involves promoting social equity, ensuring fair distribution of resources and opportunities, and addressing social challenges such as poverty, inequality, and discrimination. It also requires safeguarding human rights, providing access to education, healthcare, and social services, and fostering inclusive and participatory decision-making processes.Within the three pillars of sustainability, social fulfillment is crucial because it recognizes that sustainable development cannot be achieved without considering the well-being and quality of life of individuals and communities.It emphasizes the importance of balancing economic growth and environmental protection with social progress to create a more equitable and just society for present and future generations.
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These important terms help you to understand how chemistry relates to biology. Match the terms to their definitions.
Question 1 options:
This is the smallest unit of matter that still retains all of the properties of that type of matter
A substance that cannot be broken down into other substances by chemical reactions
These are the product when more than one atom is bonded to another atom
Substances with two or more elements in a fixed ratio
It is defined as anything that occupies space and has mass
1.
Matter
2.
Elements
3.
Atoms
4.
Molecules
5.
Compounds
Chemistry and biology are deeply connected, and understanding the fundamental concepts of chemistry is crucial to comprehending how biological systems work. Among the most important concepts are the terms matter and elements, atoms, molecules, and compounds.
Anything with mass and space is considered matter. The smallest unit of matter that still keeps all of that type of matter's features is an atom, which is the smallest substance that cannot be converted into another substance by chemical reactions. When two or more atoms are bound together, molecules are created, whereas compounds are made up of two or more elements in a certain proportion. In summary, the terms matter, elements, atoms, molecules, and compounds are essential in understanding the relationship between chemistry and biology. These concepts lay the foundation for more advanced concepts and theories that explain how the fundamental building blocks of matter interact to create biological systems.
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wich of the following ingredients produce a heterogeneous mixture when mixed together ?
a.oil and water
b.sugar and water
c.salt and vinegar
d.molten copper and zinc
Answer:
the answer is A
oil and water
Which of these BEST describes the structural difference between the DNA of bacteria and the DNA of humans?
Group of answer choices
1.Bacteria do not have DNA so there is nothing to compare.
2.All DNA is made of the same components so there would be no difference.
3.Bacteria DNA contains 3 nitrogenous bases, while the human DNA contains 4.
4.Human DNA is much more complex in structure.
which of the following is not a protist?
a. paramecium
b. amoeba
c. plasmodium
d. yeast
The term
describes the route of administration in which when a drug is placed under the
tongue and quickly absorbed in the blood vessels.
red
00
en
The term what describes the route of administration in which when a drug is placed under the younger and quickly absorbed in the blood vessels
Answer:
sublingual and buccal routes
Genes that are linked together ______.
Answer:
combine to form like traits
Explanation:
the genes are made from DNA which is made from chromosomes which hold the dominant and recessive traits of and offspring(s) (if this was incorrect, I apologize)
Which of the following is an essential difference between apes and hominins?
A hominin is a member of the tribe, and a hominine(Ape) is a member of the subfamily Homininae. This is a big difference because they grow up different ways and have different ways of growing up.
Some relationships between organisms are described below. What type of relationship does each statement describe?
Algae grows on spider crab shells and helps
to camouflage the crab.
Fish often hide in a grass called the swamp couch,
which grows in shallow waters in marshes.
Bass are large fish that hunt smaller fish, such
as herring.
Clams and shrimp both live in ponds and streams
and filter small animals and plants from the water.
Put the words in order *Predation, Mutualism, Competition, and Commensalism* using the sentence
Answer:
The relationships described in the sentences can be categorized as follows:
1. Algae grows on spider crab shells and helps to camouflage the crab. - Commensalism
2. Fish often hide in a grass called the swamp couch, which grows in shallow waters in marshes. - Commensalism
3. Bass are large fish that hunt smaller fish, such as herring. - Predation
4. Clams and shrimp both live in ponds and streams and filter small animals and plants from the water. - Mutualism
Reordered sentence: Commensalism, Commensalism, Predation, Mutualism.
Explanation:
Explain what traits you would give a pathogen if you wanted to make it hard for a vaccine to be used. List at least 4 things help please
Answer:
Here are four traits that would make it hard for a vaccine to be used:
1. Rapid mutation rate. If a pathogen mutates rapidly, it will be able to evade the immune system's defenses, including the antibodies produced by a vaccine. This is a particular problem with viruses, which can mutate very quickly.
2. Ability to evade the immune system. Some pathogens are able to evade the immune system by hiding inside cells or by changing their surface proteins so that they are no longer recognized by the immune system. This makes it difficult for the immune system to mount an effective response to the infection.
3. Ability to spread easily. If a pathogen is easily spread from person to person, it will be more difficult to prevent infection through vaccination. This is a particular problem with respiratory viruses, which can be spread through coughing and sneezing.
4. Lack of animal reservoirs. If a pathogen does not have animal reservoirs, it will be more difficult to develop a vaccine against it. This is because vaccines are typically developed using weakened or killed versions of the pathogen. If there are no animal reservoirs, there will be no source of the pathogen to use for vaccine development.
It is important to note that these are just a few of the traits that can make it difficult to develop a vaccine against a pathogen. There are many other factors that can contribute to the difficulty of vaccine development, such as the cost of vaccine development, the availability of funding, and the political will to support vaccine development.
Circle the trisomy shown on
this karyotope.
Answer: 13 is a trisomy
Explanation:
how many yards in 15 feet
Answer:
5 Yard
Explanation:
12. A postpartum woman came to clinic secking for a non-hormonal and long-acting contraceptive as she does not need more children. The nurse explained about the benefits and side effects of the contraceptive method requested and planned to provide the service for the woman What is the most appropriate time to provide this contraception after delivery? A. 45 days 48 hours C. Six months IX. Nine month
The most appropriate time to provide contraception after delivery is 45 days. Hence option (A) is the answer.
When should a woman start contraception after giving birth?In general, women with additional risk factors for venous thromboembolism should not take combined hormonal contraceptives for the first 21 days postpartum, and they should not use them for up to 42 days postpartum. However, after 42 days postpartum, they may be used without restriction.
If you intend to nurse your child, you should refrain from taking the majority of hormonal birth control methods for 4 to 6 weeks following your pregnancy. Because your milk production could be impacted by the hormones. They are often ready for use three weeks after delivery if you don't intend to breastfeed. To avoid unwanted pregnancies, however, effective contraception is necessary up until menopause.
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Triangle ABC is reflected across line L to form ΔALBLCL, and AAL intersects line L at point D. Which equation is not necessarily true?
A.
m∠ACB = m∠ALCLBL
B.
AD = ALD
C.
m∠BAC = m∠BLALCL
D.
ALD = BLD
Answer:
The equation that is not necessarily true is D. ALD = BLD. This is because the line of reflection (L) does not necessarily bisect the triangle ABC, so the lengths of ALD and BLD may not be equal.
Explanation:
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The table shown below represents the number of species growing in an area that was logged using clear-cutting 45 years ago in Temagami, Ontario. Data was collected periodically over 45 years.
Describe the changes occurring in vegetation type and species diversity over the 45 years.
What does the pattern of change tell you about what is happening in this area?
Explain how the data supports your conclusion.
Here is an analysis of the changes in vegetation and species diversity based on the data:
In the first years after logging, the area was dominated by grasses, with 32 species present after 1 year. Shrubs and trees were initially absent. This indicates that grasses rapidly colonized the disturbed area after logging.
Over time, the number of grass species declined as shrubs and trees became established. Shrubs first appeared after 5 years and gradually increased, with 18 species present after 45 years. Trees were absent for the first 15 years but then increased to 24 species after 45 years.
The total number of species showed a steady increase over the 45 years, from 32 species initially to a maximum of 77 species after 45 years. This indicates that species diversity was low immediately following the disturbance but gradually recovered and surpassed the original diversity levels.
The pattern of changes suggests that after the initial disturbance of logging, grasses were the first vegetation to recover and colonize the open area. Then over time, shrubs and trees established and the plant community transitioned from grasses to shrubs to trees. This successional progression from early to later species resulted in an overall increase in species diversity as different types of plants colonized the area.
In summary, the key conclusions supported by the data are:
Grasses rapidly colonized after disturbance while shrubs and trees were initially absentShrubs and trees gradually established over time, replacing some of the grass speciesTotal species diversity increased as different vegetation types colonized, reaching maximum diversity after 45 yearsThe changes indicate a successional progression from early colonizers to later species that resulted in higher diversity.How would you explain the key concepts for the CWA in less than two minutes?
Answer:
Explanation:
vPoint Source - a source of water discharged to surface water through a discrete point - generally through a pipe, ditch, or channel.
Nonpoint Source - Nonpoint sources, such as parking lots or athletic fields, discharge runoff water to groundwater or surface water; runoff does not come from a pipe, ditch, or channel. These sources may contain pollutants such as pesticides, motor oil, and soaps.
Navigable Waters of the United States For the purposes of the Clean Water Act, the term "navigable waters" includes:
all waters used in commerce, including groundwater;
all interstate waters including wetlands, mudflats, and sand-flats; and
all other waters such as lakes, rivers, streams, wetlands and sloughs.
EPA policy states, "The majority of facilities in the U.S. have the potential to discharge to navigable waters." The Supreme Court decision in (2006) requires the Army Corps of Engineers and the EPA to determine whether there is a "significant nexus" between a navigable waterway and an area a spill might affect. In June of 2007, EPA and the Army Corps of Engineers released provisional interpretive guidance regarding the "significant nexus” question. According to this guidance, the agencies will assert jurisdiction over traditional navigable waters, wetlands adjacent thereto, and relatively permanent tributaries thereof. The agencies will generally not assert jurisdiction over swales and ditches that lack routine water flow. Finally, the agencies will apply the "significant nexus" requirement and make a case-by-case, fact-specific analysis on impermanent tributaries and other wetlands.
Additional executive orders were issued 2015 in 2019. Under the 2019 proposal, traditional navigable waters, tributaries to those waters, certain ditches, certain lakes and ponds, impoundments of jurisdictional waters, and wetlands adjacent to jurisdictional waters would be federally regulated. It also details what are not "waters of the United States," such as features that only contain water during or in response to rainfall (e.g., ephemeral features); groundwater; many ditches, including most roadside or farm ditches; prior converted cropland; stormwater control features; and waste treatment systems.
Could the requirement for one or more NPDES Discharge Permit apply to my campus?
If your campus discharges pollutants directly to navigable waters of the United States through a point source, you must obtain an NPDES permit or redirect the flow of the waste.
Stormwater releases from certain activities require an NPDES permit. The most common activities on college campuses requiring NPDES permits for stormwater are construction activities disturbing more than 1 acre, hazardous waste storage areas operating under the Resource Conservation and Recovery Act permit system, steam-generating power plants, and airports. See Stormwater section below.
Regulations issued by local water authorities, or Publicly Owned Treatment Works (POTWs), not NPDES permits, govern discharges into sanitary sewer systems. See Sewer Use (POTW) section below for more information about requirements for using POTWs for commercial or industrial waste disposal.
What do I have to do related to NPDES Discharge Permits?
Determine where wastewater flows from buildings and processes on your campus. Any industrial or commercial operation (e.g., ice rink melt pits, floor drains, and vehicle wash stations) that discharge into a water of the United States may require an NPDES permit. If required, you must obtain such a permit from the appropriate regulatory agency, probably your state environmental agency.
French drains, dry wells, and septic system leach fields are different from point source discharges because they do not immediately affect surface water. Some state and federal environmental agencies manage these systems under the Underground Injection Control program, part of the Safe Drinking Water Act. See Safe Drinking Water Act for more information.
Details of NPDES
What information did you include in your answer?
Check all that apply.
the definition of theory
the definition of hypothesis
a reference to repeated experimentation
when a hypothesis is tested
an example of a theory, such as the cell
theory
a connection between the definitions of
theory and hypothesis
I characterized the theory as a well-supported clarification and the hypothesis as a proposed clarification for testing. I emphasized rehashed experimentation and gave a case of the cell hypothesis.
What is the information I included in my answerBased on the given alternatives, the data included in my answer include:
The definition of theory.The definition of hypothesis.A reference to rehashed experimentation.When a hypothesis is tried.A case of a theory, such as the cell theory.An association between the definitions of theory and hypothesis.I gave the definitions of hypothesis and theory, clarifying that a hypothesis could be a well-substantiated explanation for a marvel whereas a theory may be a proposed clarification to be tried. I said the importance of rehashed experimentation in approving or negating theories.
I too insinuated the method of testing the hypothesis. Furthermore, I advertised the case of the cell theory as a logical hypothesis. In conclusion, I associated the definitions of hypothesis and theory, highlighting their relationship within the logical strategy where hypotheses are proposed and tried to back or challenge existing hypotheses.
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Explain Photosynthesis as you understand it. You must use the following vocabulary words in your written explanations and
underline them: leaf, mesophyll, chloroplasts, chlorophyll, stomata, oxygen, carbon dioxide, reactants, products, and glucose.
Use the diagram below for help. Put your answer in the box below
Plants
Use
Carbon
Dioxide (CO)
and
Water (₂0)
Sunlight
PHOTOSYNTHESIS
Plants Produce
Carbohydrate (CHO
and Oxygen (0)
Plant cell
OP
Chloroplast
Animal cell
Mitochondria
Animals Produce
Carbon Dioxide (CO)
RESPIRATION
Animals
Use
Carbohydrate
(C₂H2O
and Oxygen
(10)
Answer:photosynthesis is the growing of a plant
Explanation:
Explain why leeches are not pathogens?
Which of the following is impacted by seasonal changes in light energy
Answer:
What I don't know what you are doing
Explanation:
please explian
Now I know that plate movements create new features by?
I NEED HELP PLS ASAP
Answer:
Explanation:fluids are released from the rock causing the overlying mantle to partially melt
which cause new magma
Fluids released from the rock cause the mantle above to partially melt as the sinking plate descends deeper into the mantle.
What additional features are produced by plate movements? Fluids released from the rock cause the mantle above to partially melt as the sinking plate descends deeper into the mantle.Along the convergent boundary, the fresh magma (molten rock) rises and may erupt violently to create volcanoes, frequently creating arcs of islands.By illuminating how the shifting of geologic plates generates earthquakes, volcanoes, and mountain formation, the idea of plate tectonics transformed the field of earth sciences.It is believed that convection currents in the molten rock in the Earth's mantle beneath the crust are what are moving these tectonic plates.This tectonic activity produces earthquakes and volcanoes as short-term effects.Entire continents have moved over millions of years as a long-term consequence of plate tectonics.To learn more about plate movements refer
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A crane has a sharp and pointed beak while the duck has a flat beak.Explain why
Answer:
The crane has a sharp and pointed beak adapted for catching and grasping prey. The sharp beak allows the crane to effectively stab and pierce its prey, such as fish, frogs, or small animals. The pointed shape helps the crane to accurately target its prey and secure a firm grip.
On the other hand, the duck has a flat beak, which is better suited for its specific feeding habits. Ducks are primarily filter feeders, and their flat beak enables them to sift through water or mud to collect small organisms, insects, and plants. The flat beak acts like a sieve, allowing the duck to strain out food particles while retaining water.
The difference in beak shape between the crane and the duck reflects their distinct feeding strategies and ecological roles. Each species has evolved its beak shape to optimize its ability to capture and consume the specific types of food sources available in their respective habitats.
The species Trichonympha ______________. Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an answer. a may be isolated from the gut of termites where it is essential for cellulose digestion b is a ciliated organism c is a flagellated organism d both a and b e both a and c
Why do some people require bifocals (or even trifocals) as they age?
Answer:
Explanation:
People have to wear bifocals most commonly because of a condition called presbyopia. This condition occurs naturally. It causes difficulties in the eye’s focusing abilities. Bifocals work to help the eyes focus more clearly, which is why people have to get them.
Where is Earth's older, denser, and thicker crust located on the seafloor?
A. the furthest away from the center of mid-ocean ridges
B. near the center of mid-ocean ridges
C. near continents
D. the bottom of ocean trenches
The Earth's older, denser, and thicker crust located on the seafloor is the the furthest away from the center of mid-ocean ridges and is denoted as option A.
What is Earth crust?
This is referred to as the outermost layer of the terrestrial planet and consists of young and old ones depending on their location from the mid-ocean ridges.
The Earth's older, denser, and thicker crust located on the seafloor is the the furthest away from the center of mid-ocean ridges and is located around subduction zones and continental shelves while the young and less dense crust are closer which is therefore the reason why option A was chosen as the correct choice.
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