Answer:B
Explanation:has nothing to do with carbon dioxide and does not bring oxygen to the heart it goes to the lungs.
Answer:
42
Explanation:
The mass number of an atom is equal to the number of protons plus the number of neutrons in a nucleus
This atom Mo-96 has an atomic number of 42 and so has 42 protons in the atom.
Pesinogen is converted to the active pepsin by hydrochloric acid present in gastric juice.
<h3>What are enzymes?</h3>
Enzymes are biological molecules which catalyze biochemical reactions occurring in living organisms.
Enzymes acts on different substances in the body.
Enzymes that act on proteins are known as proteases.
Some enzymes are secreted in the inactive form.
For example pepsin is secreted as pesinogen.
Pesinogen is converted to the active pepsin by hydrochloric acid present in gastric juice.
Learn more about enzymes at: brainly.com/question/1596855
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Sensory nerves are present in the nervous system, these nerves sends the signal to the brain about hot,cold,etc.
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The purpose of this membrane is to maintain homeostasis in the body by regulating what enters and leaves the body. It is also part of the large process of movement of materials in your body.
