Answer:
The answer would be A it connects the endocrine and nervous systems and controls the pituitary gland.
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Explanation:
Answer:
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Answer:
Enzymes bind with chemical reactants called substrates. ... In others, two substrates may come together to create one larger molecule. Two reactants might also enter a reaction, both become modified, and leave the reaction as two products. The enzyme's active site binds to the substrate.
