(A) Serine
(B) Homoserine
(C) Homocysteine
(D) Threonine
Tag: Biochemistry Mcqs
All of the following are required for hydroxylation of proline residues except?
(A) Ascorbic acid
(B) Glutamate
(C) Ferrous ions
(D) Molecular oxygen
All the following statement about hydroxyproline are true except?
(A) There is no codon for hydroxyproline
(B) It is present in large amounts in collagen
(C) Free proline cannot be hydroxylated to
hydroxyproline
(D) Hydroxylation of proline residues is catalysed
by a dioxygenase
A protein rich in hydroxyproline is?
(A) Prolamin
(B) Procollagen
(C) Collagen
(D) Proinsulin
All of the following statements about proline are true except?
(A) It is an imino acid
(B) It can be synthesized from glutamate
(C) It can be catabolised to glutamate
(D) Free proline can be hydroxylated to
hydroxyproline
A coenzyme required for the synthesis of glycine from serine is?
(A) ATP
(B) Pyridoxal phosphate
(C) Tetrahydrofolate
(D) NAD
All of the following are required for synthesis of glutamine except?
(A) Glutamate
(B) Ammonia
(C) Pyridoxal phosphate
(D) ATP
Glycine can be synthesized from?
(A) Serine
(B) Choline
(C) Betaine
(D) All of these