Statement - I : Pure proteins and fats are never used as respiratory substrates
Statement – II : Amino acids and fatty acids do not enter respiratory pathway in mitochondria

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Both S I and S II are correct

Both S I and S II are wrong

S I is correct, S II is wrong

S I is wrong, S II is correct

answer is C.

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Detailed Solution

Pure proteins and fats are never used as respiratory substrates. Amino acids enter into the respiratory pathway as pyruvic acids. Fatty acids enter into the respiratory pathway as acetyl - CoA.

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