Answer:
The enzyme’s active site binds to the substrate. Since enzymes are proteins, this site is composed of a unique combination of amino acid residues (side chains or R groups). Each amino acid residue can be large or small; weakly acidic or basic; hydrophilic or hydrophobic; and positively-charged.
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Answer: I think it's It moves sugar out of the body’s cells and into the bloodstream.
Explanation: I'm not too sure though!
Answer: physical if you mean turning a car otherwise explain more and I’ll edit
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Answer:
The correct answer would be B!
Explanation: