1. In addition to being necessary for respiration, _______ also provides UV radiation protection.
1 answer:
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Answer:
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Explanation:
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Answer:
CH2 will be CH-CH2-CH2OH
CH3-CH will beCH-CH2OH
CH2 will be C(CH3)-CH2OH
Oxygen had 6 valence electrons
its 40
I just took the test right now to get this answer
Epithelial
I know just one
