Question

Which of the following enzyme is responsible for causing vitamin B deficiency disease beriberi?
A.Ascorbic acid oxidase
B. Thiaminase
C. Lipoxygenase
D. None of these

Answer 1

Vitamin B12 deficiency causes particular changes to the metabolism of two clinically relevant substances in humans: Homocysteine (homocysteine to methionine, catalysed by methionine synthase) leading to hyperhomocysteinemia.

Answer 2

it's answer is b Thiaminase