Multiple Choice
Which statement best describes the reactions involving vitamin B12,that along with folate and vitamin B6,keep levels of homocysteine in the blood low?
A) The conversion of homocysteine to methionine and the transfer of a single carbon to vitamin B12.
B) The conversion of methionine to homocysteine and the transfer of a methyl group to vitamin B12.
C) The conversion of homocysteine to cysteine and the transfer of a carboxyl group to vitamin B12.
D) The conversion of homocysteine to methyl folate and the transfer of a carboxyl group to vitamin B12.
Correct Answer:
Verified
Correct Answer:
Verified
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