1. What are drives?
A)learned behavior unique to humans
B)impulses to reduce discomfort
C)a form of human intelligence
D)automatic reactions to physical stimuli

False: Dr. browning hypothesizes that there was one instance of interbreeding between denisovans and homo sapiens.

The statement that Dr. browning hypothesizes that there was one instance of interbreeding between denisovans and homo sapiens is not true because she hypothesized that there were two instances of interbreeding between denisovans and homo sapiens. The two instances were reflected in South East Asia and Northern Asia.

Neanderthals and Denisovans, two ancient hominins who interbred with anatomically modern humans as they spread out of Africa, have genome sequences available. We found large stretches of DNA that are inconsistent with a single Denisovan origin in 161 new genomes from 14 island groups in Island Southeast Asia and New Guinea. These haplotypes were identified with high confidence.

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Answer:

oranges

Explanation:

Oranges are rich in vitamin C, folate, and potassium. When eaten, oranges, like apples, will provide you with sustained energy as opposed to a quick jolt.  Additionally, fruits contain simple carbohydrates that your body easily breaks down into glucose to give you a quick boost of energy.

Answer:

Photosynthesis happens when water is absorbed by the roots of green plants and is carried to the leaves by the xylem, and carbon dioxide is obtained from air that enters the leaves through the stomata and diffuses to the cells containing chlorophyll.

Explanation:

The majority of extinctions worldwide are caused by sea level rise.

Most mass extinctions, including all of the "Big Five"—the End-Ordovician, Late Devonian, End-Permian, End-Triassic, and End-Cretaceous—as well as the more recently recognized Capitanian mass extinction of comparable severity to the Big Five—are correlated with sea level rise.

Findings were erratic and challenging to compare between species. Furthermore, the majority (60%) of research on the impacts of climate change has focused on North America and Europe. But according to Urban, the three continents most at risk for extinction are South America, Australia, and New Zealand.

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Answer:

Explanation:They all use the same set of nucleotides. The following nucleotide codes are A,C,G,T or U. In all  all living organisms on earth, we have this one thats why all are similiar

Answer:

Leptin

Explanation:

Leptin is the fullness hormone. It is secreted by your fat cells and other parts of the body and it tells your brain when you've gotten enough energy.

Answer:

Explanation:

Look at the number lines below.

Two number lines are shown. The first number line shows zero, one-half, and one. The second number line shows zero at the same place the first number line shows zero, one-fourth, two-fourths at the same place the first number line shows one-half, three-fourths, and one at the same place the first number line shows one.

Which fraction on the bottom number line is equal to

1

2

?

A.

3

4

B.

All are equal to

1

2

.

C.

2

4

D.

1

4

Answer:

The punnet squares are in the pic above. Either of them could be correct because the mother may have 2 dominant traits (FF) , or one of them could be recessive (Ff).

Answer: C. Amino Acids

Answer Although the amino acid sequence (also known as the protein's primary structure) does not change, the protein's shape may change so much that it becomes dysfunctional, in which case the protein is considered denatured.

Explanation:

The appropriate labels in the order as shown in the diagram (1, 2, 3) are chromosomes, genes, and DNA. Option b is correct.

In the context of heredity, the appropriate labels in the given diagram (1, 2, 3) are chromosome, gene, DNA. Chromosomes are structures found in the cell nucleus that contain genetic information. Genes, which are segments of DNA, are located on chromosomes and carry specific instructions for the synthesis of proteins and other molecules.

DNA, or deoxyribonucleic acid, is the fundamental molecule that carries the genetic code in all living organisms. This order is consistent with the flow of information in heredity, where DNA within genes is organized into chromosomes. Thus, option b is correct.

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The complete question is:

A teacher uses the diagram below to help him explain hereditary to a group of students. which of these combinations identifies the appropriate labels in the order as shown in the diagram (1, 2, 3)

a.) chromosome, DNA, gene

b.)chromosome, gene, DNA

c.) DNA, chromosome, gene

d.) DNA, gene, chromosome

Answer:

The answer would be Diffusion because it does not require the use of energy

During fertilization, each parent contributes genetic material to the offspring. The genetic expression in the offspring that validates the genetic contribution by a parent is the presence of specific traits or characteristics that are inherited from that parent.

Genetic expression refers to the manifestation of genes in an individual's physical or observable traits. These traits can be influenced by both genetic factors and environmental factors. When an offspring inherits specific traits or characteristics that are known to be present in one of the parents, it validates the genetic contribution from that parent.

For example, if a child inherits their father's eye color or their mother's hair texture, these observable traits serve as validation of the genetic contribution by the respective parent. The expression of genetic traits in the offspring provides evidence of the inheritance of genetic material from each parent during fertilization.

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Cones and rods are both gentle. The rods let us see in extremely low light but do not allow the detection of light, whereas the discs allow us see tint but do not work in low light. Cones lose their capacity to react to light when it turns dark.

Cones & rods are both light-sensitive. The rods let us to see in extremely low light but do not permit the detection of colour, whereas the cones provide us to see colour but do not function in low light. Cones lose their capacity to react to light as it gets dark.

Nyctalopia, often known as night blindness, is the inability to go see well at nighttime or in dimly lit environments like a restaurant or theatre. It is frequently linked to a difficulty to swiftly adjust from a brightly light to a dimly lit area.

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Answer: established bluegrass, fescue, bentgrass, Bermudagrass, bahiagrass, centipedegrass, zoysiagrass, ryegrass

Explanation:

True. In general, nursing is better for the calf than other types of nutrition. This is due to the fact that cow's milk is calves' natural food and is designed precisely to suit their nutritional needs.

High concentrations of nutrients and non-nutrients found in colostrum help the calf's immune system and intestinal maturation. The calf can digest and absorb the nutrients from colostrum and milk thanks to the development and functionality of the newborn gut.

The main benefit of bucket feeding is that it is simpler to handle. It may be filled immediately (a benefit for large farms) and permits a more significant modification to milk replacer contents in response to seasonal needs. Cleaning processes are simpler and quicker.

Bovine colostrum should not be consumed by anyone with milk allergies. Moreover, products may contain additives that contain soy or other common allergies. Bovine colostrum may potentially contain antibiotics, insecticides, or synthetic hormones, depending on how the cows are grown.

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Answer:

Pedigree map

Explanation:

Look it up

One example of an abiotic element in an aquarium ecosystem is water temperature.

Abiotic factors, or the non-living components of an ecosystem, have an effect on their surroundings. Examples include the earth's temperature, light, and water. Salinity and ocean currents are two examples of abiotic elements in a marine ecosystem.

The biotic and abiotic components that affect the abundance and distribution of fish species are impacted by climatic variables. Water temperature, salinity, nutrients, sea level, the present, and the amount of sea ice are abiotic elements that could all be impacted by climate change.

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Answer:

Plants

Explanation:

Bacteria such as rhizobium and certain blue-green algae present in the soil can fix atmospheric nitrogen and convert into usable nitrogenous compounds, which are used by plants for the synthesis of plant proteins and other compounds.

Answer:

Plants can fixe Nitrogen.

Explanation:

Bacteria like rhizobium and certain blue-green algae in the soil can fix the atmospheric nitrogen. They change into usable nitrogenous compounds.

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Answer:

D

Explanation:

for every action, there is an equal and opposite reaction

If the load applies a significant downward force, the adhesive will apply an equivalent upward force. Thus, option D is correct.

All objects on Earth experience weight, or a gravitational pull that is proportionate to their mass and is imposed by the planet's mass.

The acceleration that gravity gives to objects falling freely serves as a gauge of its strength.

All objects with mass, including our Earth, really bend and curve spacetime, which is what causes gravity to pull you toward the ground. What you experience as gravity is that curvature.

If the load exerts a strong downward force, the glue exerts an upward force that is equal to the downward force.

Therefore, exerts an upward force that is equal to the downward force.

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The group of organic macromolecules that have roles including enzymes, and structural components in cells and always contain nitrogen are proteins.

Proteins are macromolecules that are made up of amino acids. There are different types of proteins, according to their structure and roles. It is used to give strength to the body. It helps in constructing and giving structure to the cells.

Proteins are made up of amino acids. Amino acids are made up of an amine group, an R group, and a carboxylic group. It contains nitrogen.

Thus, the macromolecule is protein.

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There are 42,000 genes present in a zygote if the number of genes estimated in the human haploid genome is about 21,000.

The 3 billion base pairs of DNA that make up the human genome are arranged into 23 different chromosomal pairs. There are 6 distinct gene types known to science: 1. 2. complementing genes 3. duplicate genes 4. polymeric genes Gene modification: 5. Lethal Genes: 2, 6, and 7. Transient Genes. Although the precise number of genes in the human genome is unknown, it is believed to be between 21,000 and 25,000.

The number of genes is doubled when two haploid genomes are combined (fertilization)

At all stages of development, the human population has an identical amount of genes. As you develop from a zygote to an embryo to a child to an adult, the number of genes doesn't vary.

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The period of growth between cell divisions is known as the interphase.

Interphase is the longest phase of the cell cycle, encompassing the period between cell divisions. It is a time of growth and preparation for cell division. Interphase can be further divided into three subphases: G1 (Gap 1), S (Synthesis), and G2 (Gap 2).

During the G1 phase, the cell grows in size, synthesizes proteins, and carries out its normal functions. This phase is crucial for cell growth and metabolic activities. Following the G1 phase, the cell enters the S phase, where DNA replication occurs. The cell's genetic material is duplicated, preparing for cell division. Finally, in the G2 phase, the cell continues to grow, synthesizes more proteins, and undergoes further preparation for cell division.

Interphase is a critical period for cells as it allows them to grow, replicate their DNA, and ensure all necessary components are in place for successful division. It is during interphase that the cell prepares itself to enter the next phase, mitosis or meiosis, where the replicated DNA is divided and distributed into daughter cells.

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Answer:

B.Triangulation

Explanation:

Triangulation is used to locate the epicenter of an earthquake. Triangulation is used to locate the epicenter of an earthquake.

Answer:

D.electrical signals and chemical neurotransmitters

Explanation:

chemical transmitters are the language that neurons use to connect eachother.

letter C represents the specific system that causes the skin to turn red after taking a very warm shower or sitting in a jacuzzi.

The blood vessels directly below the skin enlarge and fill with more blood, resulting in flushed skin. Flushing happens occasionally for most people and can be brought on by being too hot, exercising, or having strong emotions. Alcohol use and some drugs can both cause flushed skin as a side effect.

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Answer:

Pollution. Pollution is one of the main causes of ecosystem destruction. Pollution can deplete resources and drive away local animal populations. Significant sources of pollution include trash, carbon emissions, oil spills and pesticides

Explanation: Theres the ANSWER ^ :)

Answer: Pollution. Pollution is one of the main causes of ecosystem destruction. Pollution can deplete resources and drive away local animal populations. Significant sources of pollution include trash, carbon emissions, oil spills and pesticides

Explanation:

This is the site I got the info from: https://sciencing.com › Ecosystems › Nature › Science

We should all do our part in promoting tree plantation and contribute to creating a better environment for ourselves and future generations."

Person 1: "Hey, have you heard about the importance of tree plantation?"
Person 2: "Yes, I have. It's essential for the environment."
Person 1: "Exactly! Trees are crucial for maintaining the balance in our ecosystem. They absorb harmful pollutants and provide us with fresh air to breathe."
Person 2: "Not just that, but they also help prevent soil erosion and provide a natural habitat for wildlife."
Person 1: "Yes, and they also contribute to reducing the effects of climate change by reducing the levels of carbon dioxide in the atmosphere."
Person 2: "That's right! It's really important that we plant more trees and take care of the ones that already exist."
Person 1: "Agreed. We should all do our part in promoting tree plantation and contribute to creating a better environment for ourselves and future generations."

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