Biochemistry Mcqs

Niacin & riboflavin help in_____________?

• (A)  Redox reactions
• (B)  Transamination reaction
• (C)  Methyl group transfer
• (D)  Amine group transfer

Answer

Submitted By :Ali Uppal

Which of the following are the sources of Vit C_________________?

• (A)  Apple
• (B)  Fresh green vegetables
• (C)  Citrus fruits
• (D)  Both B and C

Answer

Submitted By :Ali Uppal

Avidin influences which of the following vitamins ?

• (A)  Biotin
• (B)  Niacin
• (C)  Thiamine
• (D)  Phylloquinone

Answer

Submitted By :Ali Uppal

FIGLU excretion test is to estimate deficiency of_______________?

• (A)  Vitamin K
• (B)  Vitamin B6
• (C)  Vitamin folic acid
• (D)  Niacin

Answer

Submitted By :Ali Uppal

Deficiency of vitamin C causes the following except_______________?

• (A)  Defective collagen synthesis
• (B)  Soft swollen gums
• (C)  Pigeon chest
• (D)  Subcutaneous & other hemorrhage

Answer

Submitted By :Ali Uppal

Peripheral neuropathy due to deficiency of vitamin is seen with_______________?

• (A)  Pyridoxine
• (B)  Vit E
• (C)  Vit A
• (D)  Pantothenic acid

Answer

Submitted By :Ali Uppal

Consumption of raw egg white in the diet may result in the deficiency of______________?

• (A)  Riboflavin
• (B)  Biotin
• (C)  Thiamine
• (D)  Pyridoxine

Answer

Submitted By :Ali Uppal

Sources of the nucleotide portion of NAD include__________________?

• (A)  N-methyl nicotinamide
• (B)  Riboflavin
• (C)  PRPP
• (D)  Tryptophan

Answer

Submitted By :Ali Uppal

Tocopherol is associated with____________?

• (A)  Vitamin A
• (B)  Vitamin E
• (C)  Vitamin K
• (D)  Vitamin D

Answer

Submitted By :Ali Uppal

Ascorbic acid_____________?

• (A)  Is a reducing agent
• (B)  Decrease iron absorption
• (C)  Is harmless in high doses
• (D)  Is requirement for lysyl oxidase

Answer

Submitted By :Ali Uppal