________ is the process of cell division that results in the formation of cells with half the usual number of chromosomes

Answers

Answer 1
Answer: Meiosis results in the formation of 4 gametes with 23 chromosomes in each haploid. Haploid means there aren't complete pairs, and gametes are sex cells.

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Which type of melanin is produced by the version of the MC1R gene most prevalent among people of African ancestry?
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In which type of model are the sun, other stars, and the moon in orbit around the earth

Answers

Answer:

geocentric model

Explanation:

What conclusion can you draw from the hereditary versus environment debate?

Answers

Answer:

There can be no conclusion drawn from the debate that whether hereditary and environment are involved in the building of the organism.

Some of the features of the organism are dependent on the environmental factors and some of the factors are related to the hereditary of the organism.

Example: The tail of the rat was cut and the next generation that was born with tail and in this case there is no role of the environmental factors on the mice.

A person has no health issues but gets affected by the nearby environment and is diseased. In this case there is no role of hereditary on the person.

So, there cannot be any conclusion of such topics. Both of the factors are equally important.

Answer:

The conclusion I can come to is that human beings have not yet reached a sufficient degree of understanding to say with certainty whether heredity or the environment is primarily responsible for the human organism as a whole.

Explanation:

Psychology has always been divided into two major fields to explain man's personality: heredity and the environment.

We have our mother's green eyes, and our father's freckles, but where did we get the singing talent? Did we learn from our parents or was it predetermined by our genes? While it is clear that physical characteristics are hereditary, the genetic waters become a little muddier when it comes to individual behavior, intelligence and personality. Ultimately, the old argument of nature versus genetics was never really won. We still don't know how much of what we are is determined by our DNA and how much our life experience, but we know that both play a role.

Order the DNA discoveries

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Answer:

DNA was discovered in 1869 by Swiss researcher Friedrich Miescher, who was originally trying to study the composition of lymphoid cells (white blood cells). Instead, he isolated a new molecule he called nuclein (DNA with associated proteins) from a cell nucleus.

Explanation:

what would most likely happen to the entire ocean food web if plankton were not available? A. all organisms that live in the ocean would not survive B. the organisms would adapt and find another source of food C. only whales and other ocean mammals would be affected?

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C. Only Whales and other ocean mammals would be affected. I think :)

Of the three types of muscle pictured below, what type of muscle allows youto move your leg to kick a soccer ball?​

Answers

Answer:

Skeletal muscles

Explanation:

Skeletal muscles act on the bones and joints to power movement. To kick the ball, the skeletal muscles of the thighs and calves are responsible for the movement of the leg. The antagonist actions if muscles like the tibialis anterior and gastrocnemius below the knee move the knee joint. The skeletal muscles of the thighs quadriceps, the hamstrings, and the adductors move the leg from the hip joint.

Answer:

the smooth looking skeletal muscle there are no pictures provided

Explanation:

Which statement describes what happens to elements during radioactive decay?A-They release energy.
B-They gain new particles.
C-They lose energy at a varying rate.
D-They have a consistent number of particles.

Answers

Answer:

The correct answer is option A-"They release energy".

Explanation:

The phenomenon of radioactive decay, also known as radioactivity or nuclear radiation, occurs when an unstable atomic nucleus emits radiation and loses energy and mass in the process. The elements during radioactive decay release energy and mass trying to reach a stable form. The material that has the unstable nucleus is considered radioactive.

Answer:

Option (A)

Explanation:

Radioactive decay is usually defined as a process by which an unstable nucleus of an atom continuously disintegrates into a stable nucleus, resulting in the liberation of a large amount of energy as well as matter.

The radioactive substances undergoes radioactive decay and these released energy is very harmful as they are emitted in the form of ionizing radiation.

These process of radioactive decay is commonly known as radioactivity.

Thus, the correct answer is option (A).