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Vitamin K dependent proteins C and S are characterized by their ability to inactivate factor ?
A. V a
B. VIII a and V a
C. VIII a
D. None of themCereals are deficient in ?
A. Calcium
B. Vitamin C
C. Vitamin B complex
D. IronVitamin C effects ?
A. Calcification of osteoid
B. Maturation of procollagen
C. Formation of osteoid matrix
D. B and CAngular cheilosis is frequently associated with deficiency of ?
A. Niacin
B. Folic acid
C. Riboflavin
D. ThiamineCollagen formation is affected in deficiency of ?
A. Vit C
B. Vit D
C. Vit A
D. Vit B2Niacin & riboflavin help in ?
A. Amine group transfer
B. Redox reactions
C. Transamination reaction
D. Methyl group transferWhich of the following are the sources of Vit C ?
A. Citrus fruits
B. Apple
C. Fresh green vegetables
D. a and cAvidin influences which of the following vitamins ?
A. Thiamine
B. Phylloquinone
C. Biotin
D. NiacinFIGLU excretion test is to estimate deficiency of ?
A. Vitamin B6
B. Niacin
C. Vitamin K
D. Vitamin folic acidDeficiency of vitamin C causes the following except ?
A. Pigeon chest
B. Subcutaneous & other hemorrhage
C. Defective collagen synthesis
D. Soft swollen gums