The answer would be C. H2O is polar while O2 is nonpolar.
Answer:
Enzyme A
Explanation:
<em>Hello there?</em>
In the stomach, hydrochloric acid is present which is a strong acid (0-4) which is below pH 7. Therefore an enzyme that act best well here should be below pH 7 which for our case is A.
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Answer:
nuclei, mitochondria and chloroplasts