Answer:The phosphorus cycle matters because phosphorus is an essential nutrient for sustaining life on Earth, where it plays a central role in the transfer of energy within organisms, the structure of the genetic material, and in the composition of cell membranes, bones and teeth.
Explanation:
What happens to the enzyme when the pH is 2?
Answer:
the enzyme becomes denatured
Explanation:
the active site would have been destroyed so much, catalysts can't use it anymore.
the scottish fold is a breed of cat with a mutation in a gene involved in cartilage development. the result is that each ear of the cat has a crease, so the ears fall forward and lie against the head instead of standing up like the ears of most small cats. the mutation is a dominant allele.
a cat that is heterozygous for the fold allele mates with a cat that is homozygous for the fold allele.
what are the expected percents of offspring that will have each characteristic?
The expected percent of offspring of the Scottish fold with folded ears is 75%.
How to determine offspring?The Scottish Fold is a breed of domestic cat with a natural dominant gene mutation that affects cartilage throughout the body, causing the ears to "fold", bending forward and down towards the front of the head, which gives the cat what is often described as an "owl-like" appearance.
The fold is inherited as an autosomal dominant trait. This means that a cat with folded ears may have either one (heterozygous) or two copies (homozygous) of the dominant fold gene (Fd). A cat with normal ears should have two copies of the normal gene (fd).
If a cat that is heterozygous for the fold allele mates with a cat that is homozygous for the fold allele, the expected percent of offspring that will have each characteristic are:
25% will be homozygous for the fold allele and will have folded ears.50% will be heterozygous for the fold allele and will have folded ears.25% will be homozygous for the normal allele and will have normal ears.Therefore, the expected percent of offspring with folded ears is 75%.
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A scientist is testing whether light color affects plant
growth. She places three groups of plants in boxes, each
with only one color of light: red, blue, or green. She places
a fourth group of plants in natural light. Each day she
measures the plants and records their growth.
What is the dependent variable in this experiment?
OA. The color of light the plants received
B. The plants in natural light
OC. The type of plants she used
D. The growth of the plants
The dependent variable in this experiment is D. The growth of the plants.
The scientist is measuring and recording the growth of the plants each day, which is the variable that is being affected and influenced by the different colors of light. The growth of the plants is the outcome that is dependent on the variable being tested, which is the light color.The dependent variable in this experiment is the growth of the plants, as it is the outcome that is being measured and recorded. The scientist is interested in observing how the different colors of light affect the growth of the plants. By comparing the growth of the plants in red, blue, green, and natural light conditions, the scientist can analyze the impact of light color on plant growth.In conclusion, the dependent variable in this experiment is the growth of the plants. By manipulating the colors of light that the plants receive and measuring their growth over time, the scientist aims to determine the effect of light color on plant growth.
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America in the 1920s
If the Eighteenth Amendment made the sale, manufacture, and transportation of alcohol illegal, what was the
Volstead Act for?
Choose 1 answer:
The Eighteenth Amendment empowered Congress to enforce the Amendment through legislation;
the Volstead Act enumerated the ways in which Prohibition would actually be carried out.
The Volstead Act protected select businesses who bought a liquor license before 1919. to
manufacture, sell and transport liquor.
The Volstead Act was the law that repealed the Eighteenth Amendment, making alcohol legal to
produce, sell, and transport once again.
Answer:
The Eighteenth Amendment empowered Congress to enforce the Amendment through legislation;
Explanation:
The Eighteenth Amendment empowered Congress to enforce the Amendment through legislation;
Answer:
The Eighteenth Amendment empowered Congress to enforce the Amendment through legislation; the Volstead Act enumerated the ways in which Prohibition would actually be carried out.
Explanation:
The Volstead Act banned the manufacture and sale of alcoholic beverages.
Little help, please.....
Which of the following best describes the amount of daylight received in Georgia throughout the year?
A. The amount of daylight is exactly the same all year long
B. More daylight is received in summer than in winter
C. The amount of daylight changes as the Moon phases changes
D. Daylight periods are longest during the coldest weather
WILL MAKE YOU BRAINLIEST
Answer:
C. The amount of daylight changes as the Moon phases change?
Explanation:
List and describe 5 ways in which sexuality affects an individual daily life?
Answer:
age gender, marital status, race, disability and sexual transmitted infections
Explanation:
The use of Zoysia is likely to produce which of the following benefits?
controlling weeds in a children’s playground
providing green growth when Bermuda grass is dormant
improving soil quality by adding nutrients to soil
reducing erosion on embankments
The use of Zoysia grass is likely to produce the benefit of reducing erosion on embankments. Option 4.
What is Zoysia grass?Zoysia grass is a plant with dense growth habits with an extensive root system, which makes it effective in preventing soil erosion.
When planted on embankments or slopes, Zoysia grass helps stabilize the soil by binding it together with its roots, thereby reducing the risk of erosion caused by water runoff.
The dense growth of Zoysia grass also helps to trap sediment and slow down the movement of water, further reducing erosion.
While Zoysia grass can offer other advantages such as weed control and providing green growth when Bermuda grass is dormant, its ability to reduce erosion on embankments is one of its notable benefits.
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Which of the following
materials are being
transported in and out of the
cell through its cell
membrane?
A. energy and water
B. waste and nutrients this
C. DNA and mitochondria
Planets A and B have the same size, but planet A is half the mass of planet B.
Which statement correctly explains the weight you would experience on each
planet?
OA. You would weigh the same on both planets because your mass
would be the same on both.
OB. You would weigh more on planet A because it has less mass than
planet B.
OC. You would weigh the same on both planets because the planets
are the same size.
OD. You would weigh less on planet A because it has less mass than
planet B.
The statement that would correctly explains the weight you would experience on each planet is You would weigh less on planet A because it has less mass than planet B. Option D
How does mass affect weight?Weight is the force experienced by an object or person due to gravity. Since it is as a result of gravitational force, it depnds on both the mass of the objct or person and the level of gravity of the planet.
Gravity is dependent on th mass of the planet, and if planet A has lesser the mass of planet B, its gravitational force will be most likly be weaker.
This therefore means a person is going to weigh less on planet A than on planet B, even though both planets have the same size.
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Which of the following is a central idea of cell theory? (5 points)
All living things are made of at least two cells.
O Cells cannot live alone as single organisms.
O All living things have five or more types of cells.
Cells are the basic unit of structure and function in living things.
what statement about cells is not true
The correct answer is All cells are identical. All cells are surrounded by a cell wall.
Which statement is not true of cells?The statement which is true for cells is a single cell can execute all the functions in a unicellular organism. Cells cannot go from place to place is incorrect about a cell. clarification: The cell is considered a structural and functional unit of life. It is because the entire body is dependent on the cell for its shape and function.
The cell wall is NOT a feature established in almost every cell. The cell wall is a stiff layer of polysaccharides lying outside the plasma layer of the cells of plants, fungi, and bacteria. In the algae and higher plants, it comprises mainly of cellulose.
So we can conclude that The cell theory states that all living beings are made of cells.
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Wildflowers are plants that grow on the forest floor. During a study, a scientist observed that wildflowers began to bloom before the leaves appeared on the tall trees above them and stopped blooming once the trees were full of broad leaves which blocked the sunlight.
Evaluate this observation and explain a limiting factor this is affecting the wildflowers on the forest floor.
The leaves on the tree are blocking sunlight from reaching the flowers. This is stopping the flowers from getting what they need for photosynthesis, and they are not blooming because that requires photosynthesis.
Answer:
sunlight
Explanation:
Plants need sunlight as an essential nutrient like nutrients from the soil and water that are needed to photosynthesize. when they are at the ground the leaves at the top cover the sunlight which limit the growth of the plants because they are not able to photosynthesize to their full potential
Which best describes the population size between 1990 and 2011?
mostly stable and unchanged
many increases and decreases but declined overall
slowly increased over time
several sharp declines but grew overall
The statement that best describes the population size between 1990 and 2011 is many increases and decreases but declined overall. Thus, the correct option for this question is B.
What is Population?The population may be defined as the group of individuals belonging to the same species living in the same area at a definite time. The size, density, dispersion, abundance, birth rate, death rate, etc. are the characteristics of the population. These characteristics are also known as demographic factors.
The gray fox is a species of carnivorous mammal of the Canidae family distributed by the American continent, from the south of Canada to Venezuela. Gray foxes are hunted, it is not as common as in other types of foxes, since the degree of their coats is perceived as inferior in quality.
Therefore, the statement that best describes the population size between 1990 and 2011 is many increases and decreases but declined overall. Thus, the correct option for this question is B.
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How might the manipulation of DNA OG RNA be used to
treat disease?
ANSWER: Human beings have been manipulating the genetic characteristics plants and animals since the introduction of agriculture indirect manipulation of human genes occurred with widespread use of public health and medical measures that preserve genes causing disease. The production of biologicals by DNA technology raises few ethical problems. Predictive medicine in which genetic markers (including DNA variants) are used for antenatal and preclinical diagnosis of genetic diseases and susceptibilities poses new questions of confidentiality, private versus societal goals, and self-determination. When normal DNA is used to treat the somatic cells of patients with hemoglobinopathies and other genetic diseases, no new ethical problems arise beyond those presented by an novel theory. In contrast, manipulation of DNA in human fertilized eggs would constitute a qualitative departure from previous therapies since this would affect future generations. In order to be able to make wise decisions on these matters the public must be well informed. Thus, formal and informal education in human biology and genetics must be improved at all levels.
Explanation:
what are extinct species ? Give two examples.
In 3-5 sentences, explain creative design. Help asap, please.
Answer:
It involves taking an idea, a prompting, a need, a work order, or a creative brief and imagining a visual solution. This is beyond an expert knowledge of Photoshop or InDesign; it's an internal ability to come up with new and inventive ways to fulfill a need.
Explanation:
Two students are testing the amount of fertilizer that would best promote the growth of strawberries in a garden. Which of the following is a controlled variable?
amount of fertilizer
growth of the strawberries
number of leaves
type of soil
A controlled variable is a variable that is kept constant or unchanged throughout an experiment. In this case, the controlled variable is: Type of soil, option (D).
What is a controlled variable?A controlled variable is a variable that is kept constant or unchanged throughout an experiment. It is also called a constant or standard variable. The purpose of a controlled variable is to eliminate the possibility that changes in the experimental results are due to changes in any other variable except the one being tested.
In an experiment, there are usually one or more independent variables, which are manipulated or changed to observe their effect on the dependent variable, which is the variable being measured. The controlled variable is kept the same to prevent it from influencing the experimental outcome. By keeping the controlled variable constant, the experimenter can be confident that any observed changes in the dependent variable are due to changes in the independent variable, not the controlled variable.
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Which is the largest prefix? Meter- Centi- Milli- Kilo-
Answer:
kilo is the largest
Explanation:
kilo- is the largest
The pH of a solution determines the charge of certain R groups. The pH of pineapple fruit ranges from 3.5 to 5.2. Predict the effect on the activity of bromelain if it is used in a product with a pH of 11. Provide reasoning for the prediction
Answer:
Such change in pH will ultimately change its function.
Explanation:
Hello,
In this case, it is widely known that slight or noticeable changes in pH will affect the present interactions among amino acids in the bromelain (protein-digesting enzyme compound derived from pineapple's stem, fruit, and juice), which are able to change the way it folds and therefore its shape and its function since it will start catalyzing different process due to the different pH.
Best regards.
People harness the sun's energy in
many
ways. Which is not a result of the sun's
energy?
Answer:
A
Explanation:
This type of energy is generated by the wind not the sun
Is crick and Watson a type of genetic test
No, "Crick and Watson" is not a type of genetic test. Crick and Watson refer to James D. Watson and Francis Crick, who were scientists involved in the discovery of the structure of DNA. They proposed the double-helix structure of DNA in 1953, which provided the foundation for understanding genetic information and its role in heredity.
Genetic tests, on the other hand, are laboratory tests that analyze an individual's DNA or genes to provide information about their genetic makeup, potential genetic disorders, or predispositions to certain conditions.
These tests can be used for various purposes, such as diagnosing genetic disorders, predicting the risk of developing certain diseases, determining carrier status for genetic conditions, or providing ancestry and genealogical information.
While Crick and Watson made significant contributions to the field of genetics, they are not directly associated with genetic testing. Genetic tests are based on scientific advancements and technologies developed after their groundbreaking discovery of the DNA structure.
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What are the advantages and disadvantages of third add on during the great dying
The Paleozoic era culminated 251.9 million years ago in the most severe mass extinction recorded in the geologic record. Known as the 'great dying,' this event saw the loss of up to 96% of all marine species and around 70% of terrestrial species, including plants and insects.
New research shows the "Great Dying" was caused by global warming that left ocean animals unable to breathe. The largest extinction in Earth's history marked the end of the Permian period, some 252 million years ago.
About 250 million years ago, at the end of the Permian period, something killed some 90 percent of the planet's species. Less than 5 percent of the animal species in the seas survived.
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Javier and Jessica are measuring the water temperature of a stream. Javier records the water temperature as 56 degrees. Jessica tests the water at the same location but finds the temperature to be 13 degrees. What is most likely cause of the different results and how should they be remedied in the future
The most likely cause is using different temperature scales. They should use the same scale and calibrate equipment.
Javier recorded the temperature as 56 degrees, which may suggest he was using the Fahrenheit scale. Meanwhile, Jessica found the temperature to be 13 degrees, indicating she may have been using the Celsius scale.
The two scales have different freezing and boiling points, which can result in significantly different temperature readings. To avoid this issue in the future, they should ensure they are using the same temperature scale and regularly calibrate their equipment to ensure accurate measurements. By doing so, they can increase the reliability of their results and minimize measurement errors.
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Which type of energy is created by splitting atoms?
A. Fusion
B. Geothermal
C. Fission
D. Tidal
Atomic fission is the process through which energy is produced. The right answer is C.
Atomic splitting produces a particular form of energy known as fission. It is a nuclear process in which a huge quantity of energy is released along with the splitting of an atom's nucleus into two or more smaller nuclei.
In fission, neutrons are used to hit heavy atomic nuclei, such as uranium-235 or plutonium-239, creating an unstable nucleus.
Then, this nucleus splits into two or more smaller nuclei, releasing more neutrons and a substantial amount of energy in the process.
Thus, the correct option is C.
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What would this be? Please help quick
Identify the category each belongs to, based on the food it consumes
Answer:
pls the lightening is not good, I can only see the image of a leopard and an antelope
Explanation:
definitely a leopard carnivore and an antelope are herbivores animals (even though some may eat birds and small meats)
Hope this helps
Scenario 3: Toy Car
You roll a toy car down a slanted board and see how far it travels. Then you change the angle of the slant and repeat the experiment. You do this several times at different angles and then you want to graph the data.
Which of the following statements is true?
a) The angle of the board is the dependent varlable and the distance the car rolls is the independent variable
b) The distance the car rolls is the dependent variable and the angle of the board is the independent variable
c) Neither variable is dependent or independent.
The correct answer is the distance the car rolls is the dependent variable and the angle of the board is the independent variable.
What is variable?A variable is a symbolic name given to a specific value that can change over time. Variables are commonly used in programming languages and mathematics. In programming, variables are used to store data values that can be used and manipulated by a program. In mathematics, variables are used to represent an unknown or unspecified quantity. Variables are also used in scientific experiments to represent a value that can be changed or observed. Variables can have different types and values, and can be represented in different ways such as numbers, words, or symbols. Variables are fundamental to understanding the behavior of a system, and are used in many different fields such as economics, physics, and engineering.
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Both mitosis and meiosis begin with a diploid cell that contains replicated chromosomes. What are the main differences between these two processes, and what types of daughter cells produced by each?
Answer:
Hope this helps :)
Explanation:
Mitosis is the process by which cells duplicate.
Meiosis is a similar process which is just used to make reproductive cells such as eggs or sperm.
In mitosis, the cell DNA arranges into 46 chromosomes, duplicates, and then divides into two new cells.
In meiosis, the same duplication occurrs except four cells are created, each with only 23 chromosomes. (You know how you get half of them from each parent? This is so that the offspring have genetic variation.)
Another thing to notice about meiosis is that the cells are not identical like in mitosis, which simply duplicates them. Furthermore, in males all four sex cells are used as sperm but in females only one of these cells develops into an egg whereas the rest, called polar bodies, are reabsorbed into the body.
Answer:
Meiosis has two cell divisions and results in four haploid daughter cells with genetic variation, while mitosis has one cell division and results in two identical daughter cells.
What are the actions of drugs on the nervous system?
The central nervous system directs the functions of all tissues of the body.
Numerous sensory signals are received by the peripheral nervous system, which then sends them to the brain through the spinal cord. The brain analyzes this incoming data and eliminates 99% of it as irrelevant. After sensory data has been analyzed, specific regions of the central nervous system start sending nerve impulses to organs or tissue so they can respond appropriately.
The activity and operation of the central nervous system can be affected in a wide range of ways by chemical factors. The explanations for the mechanisms of drug action may be hazy due to our limited understanding of how various brain region's function and the neurotransmitters in the brain.
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predict the clinical symtoms of person with damage to the nerve that supplies the triceps brachii . how would the agonist antagonist relationship be disturbed . what would be the position of the person forarms
Answer:
This nerve is the radial nerve. The symptoms of the damaged radial nerve include:
Pain (sharp or burning)
Wrist, hand, and finger weakness
Losing function in either the wrist, hand or fingers
wrist drop
Explanation:
The radial nerve can be damaged in three different areas:
The axilla
Mid-arm
below the elbow.