adaptations.
Natural selection leads to traits called adaptations, which improve an organisms ability to survive and reproduce.
Explanation:
The production and release of thyroid hormones, thyroxine and triiodothyronine, is controlled by a feedback loop system that involves the hypothalamus in the brain and the pituitary and thyroid glands. ... This system allows the body to maintain a constant level of thyroid hormones in the body.
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Answer:
The correct answer is - Friction occurs irrespective of the state of the matter.
Explanation:
Friction is the force that takes place when there are two different surfaces slide or moves across one another and causes a resistance between surfaces. The friction always takes place opposite direction to the other surface direction of moving.
Pushing a book on a table, pulling a heavy cart on road all are examples of friction. The friction that occurs in liquids and gases is called fluid friction. Thus, the friction takes place irrespective of the state of the matter.
Answer: If you crossed the parents of GG and gg all plants would be green because if the parent with two dominate genes could only give a dominant G to each child all children would have a dominate G gene therefore all children on this cross would be dark green.
Answer;
They cannot be broken down by chemical means
These are pure substances
These combine chemically to form new substances; they are building blocks of matter
Explanation;
An element is a substance that cannot be broken down into simpler substances by chemical means. It is composed of atoms that have the same atomic number, that is, each atom has the same number of protons in its nucleus as all other atoms of that element.
-Elements are the basic building block of all matter
. Elements are pure substances that cannot be broken down into simpler substance.
Any substance that is formed by the chemical combination of 2 or more elements is called a compound
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