Answer:
Pepsin is a digestive enzyme that serves to digest proteins found in indigested food.
Explanation:
Pepsin is the principal enzyme involved in proteins. It breaks down proteins in to smaller peptides and amino acids that can be easily absorbed in the smaller intestine.
Natural selection is the process by which a characteristic becomes more or less prevalent in a population, and is the mechanism by which evolution occurs. Which of
the following will mostly likely help natural selection to take place?
A.a lack of natural predators
B.underproduction of offspring
C.mutation in an organism's DNA
D.an abundance of natural resource
Answer: C. mutation in an organism's DNA
Explanation:
A lack of predators will not pressure a population to adapt or evolve, so no large changes would take place. This is also true for an abundance of natural resources. Underproduction of offspring is something that may affect a population, but this isn't something that will change genotypes or phenotypes of populations in order to adapt to this. Mutations in the DNA of organisms don't always result in a different trait, but when it does, natural selection will act on it; if it's favorable, it will become more prevalent as the new trait passes down onto offspring
A planet's revolution around
the sun can be modeled by
swinging a ball on a string in
a circle. In this model, which
of the following represents
gravity holding the planet in
orbit?
A. The ball
B. The string
C. The direction the ball is moving
The flowchart below shows the three generations of a cross between a pea plant that has yellow pods and a pea plant that has green pods. Yellow pods are the dominant trait. The flowchart is missing the labels that describe the traits. A flow chart is shown. A and B both go to C. C goes to both D and E. In which squares should the phrase “Yellow pods” appear? A and D B and E A, C, and D A, B, C, D, and E
Answer:
its E
explanation : its just a hunch
What would happen to an area of the body where motor neurons are injured due to an accident?
a. increased release of neurotransmitters b. loss of muscle movement
c. increased stimuli d. decrease in inflammation
Answer:
B- Loss of muscle movement
Explanation:
The nerves that are trying to send signals from the brain to move are no longer functioning, therefore, the impacted area can no longer move
Q)Bacteria can be used to make human proteins.
Which statement explains why this is possible when a human gene is placed in a bacterial cell?
A) Bacteria are able to reproduce rapidly.
B) Bacteria are very small organisms.
C)
Bacteria contain genetic material in plasmids.
D)
Bacteria have the same genetic code as humans.
isnt the answer C?
Answer:
B. Bacteria are very small organisms.
Which would have most likely stopped Mendel from finding a pattern in his results?
O A. If seed shape did not have a clearly recessive form
B. If having a smooth seed had been a dominant trait
C. If having a wrinkled seed had been a recessive trait
D. If garden peas produced large numbers of offspring
Answer:
A. If seed shape did not have a clearly recessive form
Explanation:
To study inheritance patterns, Mendel studied a few characteristics of pea plant -e.g. pea colour, shape, plant height. These characteristics had to be very clear dominant and recessive forms to distinguish between, otherwise detecting the patterns would not have been obvious.
For example, if crossing a wrinkled seed plant with a smooth seed plant made a semi-wrinkled plant, Mendel would not have been able to study the inheritance of dominant and recessive traits.
Answer:
A. If seed shape did not have a clearly recessive form.
Explanation:
Mays and Fred are working on a project for their class. In order to complete the last part of the project, they have to determine the height of a tree they have been observing for the past month. What might Mays and Fred use to determine the height of the tree?
yield tape
DBH tape
a caliper
a clinometer
Mays and Fred could use a clinometer to determine the height of the tree they have been observing.
What is Clinometer?
A clinometer is a handheld device that measures angles, and it is commonly used in forestry to determine the height of a tree. To use a clinometer, Mays and Fred would need to stand at a known distance from the base of the tree and aim the clinometer at the top of the tree. By measuring the angle between the top of the tree and their eye level, they can use trigonometry to calculate the height of the tree.
A yield tape is a measuring tape used to estimate the amount of timber that can be harvested from a stand of trees. A DBH (diameter at breast height) tape is a specialized measuring tape used to measure the diameter of a tree trunk at breast height. A caliper is a tool used to measure the thickness or diameter of an object, and it is often used in science and engineering. While these tools can be useful in forestry, they may not be the most appropriate for measuring the height of a tree.
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match the following structures on the diagram.
im confused on this some how.
Answer:
A-chromatin B-chromosome c-chromatic d-nuclear membrane e-spindle f-centriole
How do animals obtain usable nitrogen? Why is it important?
Nitrogen in Plants
Nitrogen in PlantsNitrogen is so vital because it is a major component of chlorophyll, the compound by which plants use sunlight energy to produce sugars from water and carbon dioxide (i.e., photosynthesis). It is also a major component of amino acids, the building blocks of proteins
Answer:
Through eating plants and animals.
Explanation:
Usable nitrogen is not achievable simply. It can also not be obtained directly. Animals must receive nitrogen from consuming plant-based foods (plants) or other animals.
Nitrogen is significantly relevant/important to animals and plants since nitrogen produces proteins to these animals and chlorophyll to the plants. Nitrogen also helps with the growth and creation of DNA towards animals and plants.
What is the slope of its in a graph???
Answer:
a)1/1
Explanation:
r/r= 2/2 which will simplify to 1 or 1/1 :)
Cranial nerves are which of the following types of nerves?
Answer:
All of the above
Explanation:
otions are in the second question please help asap any links will be reported
Answer:
Trees, crickets, bacteria, and deer are biotic. The rest are abiotic.
Explanation:
Biotic factors are living organisms, while abiotic factors are non living. Hope it helps :)
Sheep are raised in significantly smaller numbers in the United States than either cattle or pigs. Sheep farming has changed in recent years. How has it changed?
A.
It has increased since 1980.
B.
It has declined since 1980.
C.
It has increased since 2000.
D.
It has declined since 1960.
The shortage of the resources along with the maintenance as this sis why the requirement that is getting lesser has impacted the industry. Although it contributes a large amount to the economy.
What is the name of 1st hybrid sheep ?It is the sheep that was named as Dolly and was invented in 2002 by cloning.
The shortage of the large-animal veterinarians taking place in many areas of country is challenge to sheep industry and to the other livestock industries as well . The same conditions led to the short fall in the United states as well.
Today, the domestic sheep count is 1/10 of the size it was in the World War II in the United states . The decrease is a result of the economic and the cultural factors that are coming together And it has left to the wonders. Some of the sheep that are raised for the wool others primarily for food.
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In luke chapter 10, the disciples returned with joy because: they saw what could be done through the power that jesus had given them. they earned a lot of money. they were able to destroy many wicked cities like chorazin and bethsaida. they were able to find their way back.
Luke chapter 10 tells the story of Jesus sending out 72 of his followers to preach in towns and villages ahead of his arrival.
Jesus in this chapter instructs his followers to look for a place to stay and to eat what is provided for them. The 72 return rejoicing, telling Jesus that even the demons obey them.
Jesus responds by saying that he saw Satan fall from heaven like a lightning bolt. He then gives them power over all the enemy's work and tells them to rejoice because their names are written in heaven.
With these powers, they earned a lot of money. They were able to demolish and shatter many wicked cities like Chorazin and Bethsaida. They were able to find their way back with joy and pleasure.
All this was possible through the power that Jesus had given them. They were able to destroy many wicked cities like Chorazin and Bethsaida.
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What is the incentive for producers?
A higher price for a good or service creates an incentive for buyers to buy less of that good or service and for producers to produce or sell more of it.
When the price of goods and services falls, it creates an incentive for buyers to buy more of those goods and services and for producers to produce or sell less of them. Price-based incentives are economic factors that motivate and persuade buyers to take action and complete purchases.
Special pricing allows users to get financial benefits on their purchases. Incentive function of the price mechanism
Manufacturers offer more products because they offer opportunities to generate more revenue and profits. The price increase incentive function is associated with increasing supply along the existing supply curve.
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Kevin, an electrical engineer, comes to work every day with a positive attitude. He has many goals, and he knows that he will have to work hard to achieve them. Kevin completes his projects on time and offers to help out when needed. Kevin has strong skills in which area?
A.
integrity
B.
conflict-resolution
C.
self-representation
D.
teamwork
E.
positive work ethic
Integrity is the strongest skill kevin is having .
Integrity is the quality of being honest and have morals to follow . It involves sticking by your promise taking responsibility and treat others with due respect . Integrity teaches you doing the right thing in reliable way and achieving the goals.
Integrity is the most admirable personality trait that means the wholeness of the character .Integrity is the quality of having strong ethical or moral principles and obeying them every times. A person with integrity acts with honesty, honor, and truthfulness. Example includes when you are at workplace you obey the time and take whole sole responsibility of the work you are doing .
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• Different types of molecules do
things in a cell
Answer:
I dont get what you are trynna ask so..
Explanation:
here are four major classes of biological macromolecules (carbohydrates, lipids, proteins, and nucleic acids), and each is an important component of the cell and performs a wide array of functions. Combined, these molecules make up the majority of a cell's mass.
Answer:
Your cells come from other cells dahhh stup!d
Explanation:
jk it's B
Mark me brainliest!
What is a benefit of using active solar energy over utility-scale solar energy for a home?
Installation costs are less with active solar systems.
Homeowner is not responsible for installation costs.
Energy comes from the active system, not a grid.
Homeowners will see less cost savings over time.
Your home's solar energy system can help you save money on you electricity bill and lessen your dependency on the grid.
Is solar power a good source of power?In order to protect people, wildlife, and ecosystems, it is imperative that greenhouse gas emissions are reduced and climate change is mitigated. Solar energy plays a significant part in this as a renewable source of energy. Moreover, solar energy can reduce water use in energy generation and enhance air quality.
Solar panels' lifespan is how long?Most solar panels last between 25 to 30 years, which is the industry average. A 25-year or longer production warranty is typically provided by reliable manufacturers.
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Based on this video, the definition for an Invasive Species is a ...
species that is not native to an area and was brought by people.
or
species that is not native to an area, has no limiting factors to control its population which then causes harm.
Answer:
Option 2
Explanation:
I did not see the video referenced, but an invasive species is not always brought by people. Furthermore generally there are no limiting factors because it has no natural predators in the environment and often uses up all the resources in that particular environment. Hope this helps!
answer pls
Describe the results from the following base mutations, substitution, insertion, and deletion.
Answer:
The results from the following base mutations --- substitution, insertion, and deletion are :
base substitution causes no change in the length of DNA. Base insertion causes an increase in the length of the DNA. Base deletion causes a decrease in the length of the DNA.Explanation:
What is base substitution :
In base substitution form of mutation, one nucleotide is simply replaced or transformed into another nucleotide. This may occur due to replication or transcription error, due to mutagenic exposure, etc. For example A to T, G to C, etc.What is base insertion:
Here, one or more nucleotides get added to a DNA, caused due to mutagenic exposure. Also known as addition, this may occur during recombination when the cell undergoes meiotic cell division.What is base deletion :
In base deletion, one or more nucleotides are deleted from the DNA stand, under the effect of mutagens or a wrongly operating recombination machinery.What are the effects of base mutations:
In light of the change in the length of the DNA strand,base substitution causes no change in the length of DNA. Base insertion causes an increase in the length of the DNA. Base deletion causes a decrease in the length of the DNA.All forms of these mutations, unless otherwise repaired by the inbuilt cellular DNA repair mechanisms, leads to the production of DNA strand different from the original DNA, often producing a defective polypeptide or no functional polypeptide. Such changes are often heritable, and may even be lethal for an organism.To know more about base mutations, visit:
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PLS HELP ALL MY POINTS!
How do plants and animals rely on each other?
A. Animals release the oxygen plants use for photosynthesis.
B. Plants release the oxygen animals use to breathe.
C. Plants release the carbon dioxide animals use to breathe.
D. Animals release the carbon monoxide plants use for photosynthesis.
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The plants releases oxygen during photosynthesis and this is taken by the animals for respiration and the carbon dioxide produced after respiration is taken by the plants, and that's how they are interdependent on each other .
So, correct option is :
B. Plants release the oxygen animals use to breathe.
Darwin's finches are an example of:
A Biochemical similarities
B Homologous structures
C Geographical distribution
D Mimicry
NEED HELP ASAP
Diffusion is: A. Directional B. Non-random C. Passive D. None of the above
Diffusion is the process by which particles or molecules move from an area of higher concentration to an area of lower concentration.
Diffusion is a passive process, meaning it does not require external energy input. It occurs naturally as particles or molecules move down their concentration gradient, from an area of higher concentration to an area of lower concentration. This movement happens without any specific directionality or guidance. The correct answer is C. Diffusion is a passive process in which particles move randomly from an area of high concentration to an area of low concentration.
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burning fossil fuels, it makes the Earth colder.
What percent of the atmosphere is carbon dioxide?
A.4%
B.0.4%
C.40%
D.0.04%
Answer:
B i took the test
Explanation:
Answer: D
Explanation: Only 0.04% of the atmosphere is carbon dioxide.
Identify an accurate statement about the dose-response relationship.
A. A drug response is inversely proportional to the dose.
B. The magnitude of a drug response decreases with an increase in its dose.
C. Drugs that continue to show an increase in drug response with an increase in dosage have a ceiling effect.
D. Above a certain dosage no further increase in effect is observed.
An accurate statement about the dose-response relationship is above a certain dosage no further increase in effect is observed. The correct option is D.
An accurate statement about the dose-response relationship is that above a certain dosage, no further increase in effect is observed. This concept is known as the ceiling effect or maximum effect. It means that there is a limit to the response a drug can produce, and increasing the dose beyond that point will not result in a greater effect.
The dose-response relationship describes the relationship between the dose of a drug or treatment and its corresponding effect or response in the body.
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How would an asthma attack most likely affect oxygen delivery in the body
Answer:
when things are working normally, the amount of air we breath in is about the same as the amount we breath out. But during an asthma attack, air gets trapped in the lungs making it harder and harder to breath
Explain how sex-linked, codominant and incomplete dominant traits are passed on to offspring.
Sex-linked traits are genes carried on the sex chromosomes, the X and the Y chromosome. Only males carry the Y chromosome, and therefore all genes on the Y chromosome are passed down to the son. Women carry two X chromosomes; therefore, sex-linked traits can be passed on from both the mother and the father.
Examples of sex-linked traits include red-green colour blindness and haemophilia.
In codominance, both alleles are expressed in the phenotype of heterozygous offspring. The human ABO blood group is an example of codominance.
There are three alleles for the ABO gene: IA, IB, and I (i is recessive to both IA and IB). If an individual is heterozygous for both the IA and IB alleles, they will express both A and B antigens on their red blood cells. If they are homozygous for either IA or IB, they will express only one antigen on their red blood cells.
Incomplete dominance occurs when neither allele is dominant nor recessive, but instead, the phenotype is a blend of both. An example of incomplete dominance is the snapdragon flower, which has a red flower and a white flower. When the red flower is crossed with the white flower, the resulting offspring have pink flowers, which is a blend of red and white. The genotype for pink flowers is Rr, where R represents the red allele, and r represents the white allele.
When two pink flowers are crossed, their offspring will have a ratio of 1:2:1 of red, pink, and white flowers.
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The diagram shows two parent cells with chromosomes
Answer:
B
Explanation:
theyre all different bcz of genetic variation
If a ligand were stuck in the g-protein-linked receptor, what would be the effect to the cell?.
The pathway would be over active, If a ligand were stuck in the G-protein-linked receptor.
What usually happens when a ligand binds to a receptor protein?When the ligand attached to the internal receptor, a change occurs that shows at DNA-binding site on the protein.
The ligand-receptor complex moves into the nucleus where it binds itself to regions of the chromosomal DNA. It promotes the initiation of the process of transcription so we can conclude that if a ligand were stuck in the G-protein-linked receptor, the pathway would be over active.
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what is stronger? lignin or cutin or suberin?