1.

Deficiency of which vitamin causes degeneration of spinal cord ?

Answer»

E
K
`B_(12)`
A five membered ring is fused with SIX membered ring only

Solution :Degeneration of spinal cord is also KNOWN as lichtheims disease . It arises due to deficiency of vitamin - `B_(12)` (i.e, cyanocobalamine, `C_(63) H_(88) N_(14) PCO)` . It is usually ASSOCIATED with pernicious anemia . Sources of vitamin `B_(12)` are liver of ox , sheep , PIG , fish , etc .


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