Answer:
B
Explanation:
They settle mostly in ocean an seas
Particles of the ground that have a lot of energy can do two different things with this energy. What are these two things?
Answer:
The energy associated with an object’s motion is called kinetic energy.
the energy associated with the constant, random bouncing of atoms or molecules. This is also called thermal energy
Explain why a topographic map has a key.
Topographic maps represent the locations of geographical features, such as hills and valleys.
What do you mean by topographic maps?Topographic maps use contour lines to show different elevations on a map. A contour line is a type of isoline; in this case, a line of equal elevation.
In modern mapping, a topographic map or topographic sheet is a type of map characterized by large-scale detail and quantitative representation of relief features, usually using contour lines.
A topographic map is a detailed and accurate illustration of man-made and natural features on the ground such as roads, railways, power transmission lines, contours, elevations, rivers, lakes.
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The definition of theory says that it is a hypothesis or group of hypotheses. explain why a theory is also a hypothesis, using the definitions as a starting point.
A theory is also a hypothesis because it is built upon a set of hypotheses that have been extensively tested and supported by evidence.
In scientific terms, a hypothesis is an educated guess or a tentative explanation that is proposed as a starting point for investigation. It is a statement that can be tested through observation and experimentation. A theory, on the other hand, is a well-substantiated explanation of a natural phenomenon that is based on a collection of hypotheses supported by a substantial body of evidence.
The relationship between a theory and a hypothesis lies in the progression from hypothesis to theory. When multiple hypotheses have been thoroughly tested, consistently replicated, and supported by a significant amount of evidence, they can be combined to form a comprehensive and cohesive explanation known as a theory. A theory represents a higher level of understanding and provides a broader framework for interpreting and explaining a range of related phenomena.
In this sense, a theory incorporates and expands upon individual hypotheses, integrating them into a larger explanatory framework. While a hypothesis is more limited in scope and specific to a particular question or prediction, a theory encompasses a broader understanding of the underlying principles and mechanisms at work.
In summary, a theory is also a hypothesis because it is rooted in the initial hypotheses that have been rigorously tested, refined, and supported by evidence. It represents the culmination of scientific investigation, providing a comprehensive and well-supported explanation for a phenomenon.
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Does Prader Willi Syndrome have an emotional symptoms?
Answer: People of PWS' mental wellbeing In addition to the increased proclivity to phenotypic behaviors mentioned above, people with PWS may experience considerable distress, especially at periods of change in routine, and may also experience a change in mood.
Explanation:
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Tell 2 human activities by which carbon can enter the atmosphere as
CO2 during the carbon cycle:
Answer:
Activity 1. Breathing (Humans breathe out CO2)
Activity 2. Burning (Which releases CO2 into the atmosphere
Explanation:
The two human activities by which carbon can enter the atmosphere as \(CO_2\) during the carbon cycle are:
Breathing (Respiration): Breath out \(CO_2\) in the atmosphere. Burning/Fire: causes the release of \(CO_2\) in the environment. What is the Carbon cycle?The flow of carbon and its compounds by different means in the atmosphere is known as the Carbon cycle.
Human activities can play an important role in the cycling of carbon into the atmosphere. Each and every step of the carbon cycle directly or indirectly depend on human activities. For example Fire, respiration, industrial wastes, automobiles, etc.
Therefore, above are the two human activities by which carbon can enter the atmosphere \(CO_2\) during the carbon cycle are described briefly.
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Directions Design a mock experiment that investigates how Screen Time (TV/Video Games/Computer/Phone ect.) can affect a student's performance at school.
Answer:
video games
Explanation:
there coool
Which of the following is true of asexual reproduction?A. Two parents are required for asexual reproduction.B. It results in genetically diverse offspring.C. It involves meiosis and fertilization,D. The offspring are clones of the parent.
The statement which is true regarding asexual reproduction is the last one, which says that the offspring are clones of the parents. This is because this process only takes part the genetic pool from one parent, not from two, as occurs in sexual reproduction. Here (in asexual reproduction), the process that occurs is mitosis, that is a replication of the parent information, and it's found in organisms like bacteria (by binary fission), and only in a few animals, as geckos, that reproduce themselves without a mate by parthenogenesis.
the first step of rna-seq requires which two of the following components? multiple select question. reverse transcriptase rna polymerase atp thermostable dna polymerase dntps ntps
The first step of RNA-seq requires the following two components:
Reverse transcriptase ATPRNA sequencing, also known as RNA-seq, is a technique that examines the RNA molecules present in a biological sample. RNA-seq is a powerful tool for identifying genes expressed in different types of tissues and at different stages of development, and it is used to profile gene expression patterns in different cell types. RNA-seq has become an essential tool for the discovery of novel genes and splice variants, the characterization of transcriptional regulation and post-transcriptional modifications, and the identification of genetic variants that influence gene expression. The first step of RNA-seq involves reverse transcription, which converts RNA to cDNA using a reverse transcriptase enzyme, ATP is used as an energy source during this process.
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Plants convert carbon dioxide from the air to produce oxygen during photosynthesis.
What else?
glucose
organic matter
carbon
nitrogen??
During photosynthesis, plants use carbon dioxide from the atmosphere to make glucose and other organic molecules in addition to oxygen. These organic molecules serve as a source of energy for the plant as well as building blocks for its growth and development.
Although plants can take up nitrogen from the soil and use it to synthesize essential chemicals such as amino acids and nucleotides, nitrogen is not produced directly during photosynthesis. In addition to being essential for plant growth, carbon is also used to make enzymes, cell walls, and other structures.
Therefore, the correct options are A and B.
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22. What is an advantage of a double circulatory system in mammals?
A. Blood can flow down the body on the left and up the body on the right.
B. Blood can flow more slowly along the circulatory system.
C. Blood pressure stays the same throughout the circulatory system.
D. Oxygenated and deoxygenated blood are kept separate.
The answer is A.
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Blood types: The blood type O negative is calied the "universal donor" type, because it is the only biood type that may safely be transfused into any person. Therefore, when someone needs a transfusion in an emergency and their blood type cannot be determined, they are given type o negative blood. For this reason, donors with this bloed type are crucial to blood banks. Unfortunately, this blood type is fairly rare; according to the Red Cross, onily 7 if or U.S. residents have type 0 negative blood. Assume that a blood bank has recruited 24 donors. Part 1 of 2 (a) What is the mean number of donors who have type 0 negative blood? Round the answer to two decimal places. The mean number of donors who have type O negative blood is Part 2 of: 2 (b) What is the standard deviation of the number of donors who have fype o negative blood? Round the answer to four decinal places: The standard deviatien of the number of donoes who Nave type o negative blood is
(a) Mean number of donors who have type O negative blood Mean of a population (μ) is found by adding up all the values and dividing by the number of values. So, the formula for calculating the mean of a population is:
mu=1Nsum_i=1^N x_where mu is the population mean, N is the number of values in the population, x_i is the ith value in the population.Using the given data in the question, we can compute the mean of donors who have type O negative blood:mu=24cdot 0.07 1 =1.68 Hence, the mean number of donors who have type O negative blood is 1.68. (rounded to two decimal places)(b) Standard deviation of the number of donors who have type O negative blood:Standard deviation is a measure of how much the data in a set is spread out. It is given by the formula:
sigma=i=1^N(x_i-mu)^2 Nwhere sigma is the standard deviation, mu is the mean, x_i is the ith value in the set, and N is the number of values in the set.Using the given data in the question, we can compute the standard deviation of donors who have type O negative blood:sigma=24 cdot 0.07 cdot (1-0.07)) 1=0.4652 Hence, the standard deviation of the number of donors who have type O negative blood is 0.4652. (rounded to four decimal places)About O Negative bloodO negative blood is the type most commonly used for transfusions when the patient's blood type is unknown. The O negative group is most often used in emergency cases, trauma, surgery, because this type is universal. However, O negative blood group can only receive O negative blood. O blood group is divided into two types Blood type O that has the rhesus antigen is called blood type O positive. Blood type O that does not have the rhesus antigen is called blood type O negative.
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what are 15 important events in the science of astronomy?
3114 BC
585 BC
467 BC
400 BC
387 BC
270 BC
240 BC
150 BC
6 BC
4 BC
140
400
499
628
773
777
830
A population of rabbits live in a grassy field that is lush and green in summer and covered in snow in the winter. at the start of the summer 75% of the population are white rabbits and the remaining 25% of the population are brown rabbits . IN rabbits White (W) is dominant over brown (w). During the summer, the field where they live experiences a drought . the summer drought lasts for two years , through many generations of rabbits
The rabbit population will consist of 35% white rabbits and 65% brown rabbits. Option B is correct.
Limiting factors of the rabbit population: Until a limiting factor, such as low reproduction, food scarcity, predation, disease, as well as weather conditions restrict populations, the population tends to grow.
Some density-dependent limiting factors are the spread of pathogens, competition for nesting locations, the destruction of habitat, increase in the population of predators. Several predators, including raptors and coyotes, use rabbits as food, but in urban and suburban areas, cats and dogs pose the biggest threat. Some abiotic limiting factors are drought, flood, earthquake, and all types of natural disasters.
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--The given question is incomplete, the complete question is
"A population of rabbits live in a grassy field that is lush and green in summer and covered in snow in the winter. at the start of the summer 75% of the population are white rabbits and the remaining 25% of the population are brown rabbits . IN rabbits White (W) is dominant over brown (w). During the summer, the field where they live experiences a drought . the summer drought lasts for two years , through many generations of rabbits. Which prediction BEST estimates the expected percent of white and brown rabbits in the population at the end of the drought? A) The rabbit population will consist of 0% white rabbits and 100% brown rabbits. B) The rabbit population will consist of 35% white rabbits and 65% brown rabbits. C) The rabbit population will consist of 95% white rabbits and 5% brown rabbits. D) The rabbit population will consist of 80% white rabbits and 20% brown rabbits."--
Given the list of nitrogen bases in a sequential strand of DNA (eg. AGTCCTCGA) give the complementary strand of DNA that will be made during replication.
Given a DNA sequence of AGTCCTCGA, the complementary strand of DNA that will be made during replication would be TCAGGAGCT.
What is replication?Replication is a biological process during which cells make copies of their DNA in preparation for cell division. Without making copies of DNA, cells may not be able to divide.
During replication, the double helix structure of DNA unwinds through the activities of enzymes and each strand serves as a template for making a daughter strand containing the complementary sequence of the original parent strands.
The replication follows the base pairing rules of DNA established by Chargaff. According to this rule, Adenine (A) can only pair with Thymine (T) while Guanine (G) can only pair with Cytosine (C).
Thus, the complementary base sequence that would be the replication copy of the strand shown in the illustration would be as follows:
AGTCCTCGA
TCAGGAGCT
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What do viruses need to reproduce ?
Answer:
Explanation:
Viruses cannot replicate on their own, but rather depend on their host cell's protein synthesis pathways to reproduce. This typically occurs by the virus inserting its genetic material in host cells, co-opting the proteins to create viral replicates, until the cell bursts from the high volume of new viral particles.
Answer:
Viruses cannot multiply on their own and must rely on the protein synthesis pathways of their host cell to do so. This is normally accomplished by the virus injecting its genetic material into host cells, co-opting the proteins to generate viral replicates, and causing the cell to burst due to the high amount of new viral particles.
Explanation: Brainiest pls
An ecosystem usually contains a single kind of habitat.
True or false
Lamarck and Darwin had two different theories as to why giraffes have such long necks.
Animals stretched all day long to reach food, so their neck became longer.
Those animals born with longer necks had an advantage in survival.
Which of these theories assumes an immediate influence of an environmental factor on the physical traits of an animal and why?
A. Darwin’s theory because it assumes that the giraffe can adjust its neck length to whatever environment it is in at the moment.
B. Lamarck’s theory because it assumes that by providing even taller trees, a giraffe’s neck would become even longer.
C. Lamarck’s theory because it assumes that the trees will only grow as high as a giraffe’s neck can reach.
B. Darwin’s theory because it assumes that the giraffe’s genes will change over time to better suit the environment.
Darwin’s theory because it assumes that the giraffe’s genes will change over time to better suit the environment.
Darwin’s theory assumes an immediate influence of an environmental factor on the physical traits of an animal because it assumes that the giraffe’s genes will change over time to better suit the environment.
What is the theory of evolution by Charles Darwin giraffe?A Darwinian theory of evolution posits that it was through random variation that some giraffes had longer necks than others. Thanks to their long necks, they were able to reach leaves high up in the trees.
Charles Darwin held up giraffes as a prime example of natural selection, his theory that's often summarized as “survival of the fittest.”
Charles Darwin was the first to propose that giraffes evolved into the elegantly long-necked creatures they are because successive generations realised that extra vertebrae helped them get access to tender leaves on top of trees.
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How does reproductive isolation affect the gene pools of two or more populations?
An abnormal increase in the forward curvature of the spine is known as
An increase in the front to back curve of the spine is called kyphosis.
Kyphosis is referred to as a pronounced increase in the forward curvature of the upper back. The initial symptoms of kyphosis is a visible forward curve in the initial part of the spine. So the upper back appears to be curved over, with the shoulders rounded forward. The other symptoms of kyphosis include back pain, stiffness in the upper back pain, a rounded back and tight hamstrings. The types of kyphosis are postural kyphosis, scheuermann's kyphosis, age related kyphosis and congenital kyphosis. Postural kyphosis is most common in adolescents, females and people over the age of 40. Age related kyphosis affects older adults, especially those with osteoporosis.
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Which option best describes a scientific consensus?(1 point)
A. a general agreement among a few scientists that is supported by experimentation and investigation
B. an observation made by a scientist that is supported by experimentation and investigation
C. a general agreement among many scientists that is supported by evidence and reasoning
D. an observation made by a scientist that is supported by evidence and reasoning
_______________________________________________________
How is “lock and key” used to describe the action of enzymes? (1 point)
A. Enzymes are able to create gaps in cell walls that allow products to leave cells.
B. Enzymes have a shape that specifically fits the reactants, like a key in a lock.
C. Enzymes have a shape that specifically fits the reactants, like a key in a lock.
D. Enzymes have a shape that specifically fits the products, like a key in a lock.
The option that best describes a scientific consensus is a general agreement among many scientists that are supported by evidence and reasoning.
The correct option is C.
The lock and key model of enzyme catalysis is described as follows:
Enzymes have a shape that specifically fits the reactants, like a key in a lock.
The correct option is B.
What is a scientific consensus?A scientific consensus is a common agreement about a particular idea or theory that has achieved general acceptance among scientists.
A scientific consensus is arrived at after several corresponding experiments or research on a particular theory or idea by scientists all over the world.
When a scientific consensus is reached, the idea becomes a theory upon which other scientific ideas are based on and used to explain other ideas.
Enzymes are specific in their action and the mechanism of their action has been described using the lock and key model.
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who establishes a crime scene?
A) Criminal Investigator
B) First Responder
C) District Attorney
D) Crime scene Photographer
Answer:
Explanation:
Law enforcement establishes a crime scene of what happened.
Which microfossils are useful for paleotemperature determination
using the oxygen isotope ratios of their shells?
The microfossils that are useful for paleotemperature determination using the oxygen isotope ratios of their shells are foraminifera.
Foraminifera are tiny marine animals that have been living for millions of years. Their shells are made up of calcium carbonate and are well-preserved in sediments. The shells of these microorganisms are widely used in paleoceanography to determine past climatic conditions. Paleoceanography is the study of the history of the oceans in the geological past using sediments and fossils. It helps us to understand how the oceans and climate have changed over time.
Paleotemperature is the measure of the temperature that existed in past geological ages. The temperature is determined by various means, including studying the growth rings of trees, ice cores, and microfossils, and others. Microfossils are microscopic fossils that are found in rocks and sediments that help in reconstructing past environmental and climatic conditions.
Oxygen isotope ratio is the measure of the relative abundance of oxygen isotopes 18O and 16O in a sample. The ratio of the two isotopes changes as a result of temperature changes. The ratio is used to reconstruct past temperature changes.
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Rangelands are important for providing and maintaining habitat for wildlife including insects, birds, and big game. What type of ecological service is maintaining habitat?
A. Regulating
B. Cultural
C. Supporting
D. Provisioning
The type of ecological service that is maintaining habitat for wildlife including insects, birds, and big game is "supporting."
Ecological services are the benefits that humans gain from natural ecosystems. There are four types of ecological services: provisioning, regulating, supporting, and cultural. They are referred to as ecological services because they are essential to human well-being and the survival of the ecosystem. Maintaining habitat is an example of an ecological service that is supporting. This is because maintaining habitat helps the survival of many different species by giving them a place to live, shelter, and food. Rangelands play a significant role in supporting this ecological service as they provide a natural home for a wide range of species including insects, birds, and big game. Rangelands are a crucial source of food and habitat for wildlife. They help maintain the ecological balance of the ecosystem by providing the necessary resources for the different species of animals that inhabit the ecosystem. They are important for the survival of many different species of animals, including insects, birds, and big game. Therefore, they play a critical role in maintaining the ecological service of supporting the ecosystem.
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I need help with this practice problem solving In your words, give a short summary to my pic
Answer: The English settlers brought it over from England when they brought supplies to start a new life over
Explanation:
_____ is a term used to describe the influences of multiple genes on behavior.
The term used to describe the influences of multiple genes on behavior is called "polygenic inheritance."It refers to the transmission of characteristics from one generation to the next in which several genes determine the phenotype of an organism.
When traits or characteristics are determined by more than one gene, they are said to be polygenic. Examples of polygenic inheritance include height, weight, skin color, and eye color. A polygenic inheritance occurs when several genes contribute to a particular trait or characteristic in an organism.
Since most traits are influenced by multiple genes, polygenic inheritance is common in many organisms, including humans. Complex behaviors like language, intelligence, and personality are also believed to have a polygenic basis.
The study of polygenic inheritance is essential for the understanding of complex traits. In most cases, it involves identifying the genes involved in the inheritance of a particular trait, analyzing the interactions between them, and determining how they contribute to the trait's expression.
Polygenic traits tend to exhibit a continuous range of variation rather than discrete categories. That is, the trait is not an either/or situation. Instead, it is a continuum, where individuals fall somewhere along a spectrum.
For example, height in humans is a polygenic trait that shows a continuous distribution of values from short to tall. This continuous distribution results from the combined effects of several genes, each of which contributes a small amount to the overall height of an individual.
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Which statement best summarizes the following portion of the Declaration of
Independence?
When in the Course of human events, it becomes
necessary for one people to dissolve the political bands
which have connected them with another, and to assume
among the powers of the earth, the separate and equal
station to which the Laws of Nature and of Nature's God
entitle them, a decent respect to the opinions of mankind
requires that they should declare the causes which impel
them to the separation,
A. Nations should remain separate and equal from one another,
O B. Nature provides certain privileges to some nations,
O C. Sometimes nations must separate from one another,
O D. Nations should make clear why they no longer want to be allied
with one another
Answer: D
Explanation:
If we talk about human rights and separation of nations, the most correct thing todo is to clarify that they are all equal so that for the time being there is no problem between them, in which they stabilize on all fronts.
what is the correct order of protein production?
1) ribosome
2) endoplasmic reticulum
3) secretory vesicles
4) golgy apparatus
a) 1,2,3,4
b) 2,4,3,1
c) 1,2,4,3
d) 3,2,4,1
Answer:
The correct order of protein production is:
c) 1,2,4,3
Ribosome: Protein synthesis begins in the ribosomes, which are located either in the cytoplasm or attached to the endoplasmic reticulum.
Endoplasmic Reticulum: After the initial stages of protein synthesis in the ribosomes, the newly synthesized protein is transported into the endoplasmic reticulum (ER) for further processing and modification.
Golgi Apparatus: The proteins synthesized in the ER undergo further processing and modifications in the Golgi apparatus. This includes sorting, packaging, and modifying the proteins to their final functional forms.
Secretory Vesicles: Once the proteins are properly processed and modified in the Golgi apparatus, they are packaged into secretory vesicles. These vesicles transport the proteins to their destination, such as the plasma membrane for secretion outside the cell.
Therefore, the correct order is 1, 2, 4, 3.
Answer:
The correct order of protein production is ribosome, endoplasmic reticulum, Golgi apparatus, and secretory vesicles. So the correct answer would be c) 1,2,4,3.
Many proteins destined for the endoplasmic reticulum, the Golgi apparatus, lysosomes, the plasma membrane, and secretion from the cell are synthesized on ribosomes that are bound to the membrane of the endoplasmic reticulum. The Golgi apparatus then distributes these proteins and lipids that it receives from the ER.
When a person becomes infected with the influenza virus, cell-mediated immunity is activated. Why would the influenza virus initiate cell-mediated immunity? Describe the process of cell-mediated immunity as it would attack the influenza virus.
Cell-mediated immune reaction involve the destruction of infected cells by cytotoxic T cells, or the ruin of intracellular pathogens by macrophages The activation of naive T cells in reaction to antigen, and their subsequent expansions and differentiation, constitutes a primary immune response.
How does the influenza virus attack the cells?The viruses connect to cells within the nasal routes and throat. The influenza virus's hemagglutinin (HA) surface proteins then lash to the sialic acid receptors on the surface of a human respiratory tract cell.
Thus, Cell-mediated immune reaction involve the destruction of infected cells by cytotoxic T cells, or the ruin of intracellular pathogens by macrophages.
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What type of cells are the pollen and ovules of the pea plant flower?
The pollen and ovules of the pea plant flower are haploid cells.
Pollen and ovules are both forms of gametophytes found in the pea plant flower. Pollen grains are haploid cells that are formed by male reproductive organs containing sperm cells. They are discharged into the air and then travel to the reproductive organs of the female. Ovules are haploid cells generated by the female reproductive organ and containing egg cells. When pollen grains come into contact with ovules, they can combine to produce a diploid cell that will eventually develop into a seed. Pollen and ovules carry distinct genetic material that is used to make the seed. This genetic material is a blend of both the male and female parent's genetic material, allowing for genetic variety.
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Which of the following characteristics of living things best explains why your legs and arms
get longer and stronger as you get older?
Living things respond to their environment.
O Living things maintain internal balance.
O Living things are made up of units called cells.
O Living things grow and develop
Answer:Living things grow and develop
Explanation:Example a baby is kangaroo is 2 inches long in four months it is 1 foot long via the kangaroo grew/developed
Option D is correct. Living things grow and develop best explains why your legs and arms get longer and stronger as you get older.
The characteristics of Living Things:
Living things basically are made of cells. Cells are structural and functional unit of living things.
Living things can move on its own. The movement can be fast or very slow.All living things have a metabolize.Living things can grow.Living things response to environment.All living things Reproduce to pass on its genes.Cells divide and grow and divide which increase the size of organism.
Therefore, Option D is correct. Living things grow and develop best explains why your legs and arms get longer and stronger as you get older.
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