Key enzyme in urea synthesis is____________?
(A) Urease
(B) Carbamyl synthetase
(C) Arginase
(D) Ornithine
Quaternary structure of protein is_____________?
(A) The arrangement sequence of amino acids in the polypeptide chain
(B) Inter relation between amino acids in a single polypeptide chain
(C) Inter relation of amino acids in 2 polypeptide chains
(D) The inter relation and arrangement of polypeptides in a protein with more than 2 polypeptide chains
Glycine is present in____________?
(A) Hemoglobin
(B) Glutathione
(C) Purines
(D) Creatine
(D) All of the above
Which of the following amino acid is involved in gluconeogenesis______________?
(A) Glycine
(B) Valine
(C) Cysteline
(D) All of the above
The following is false about tryptophan_____________?
(A) Non-essential amino acid
(B) Involved in serotonin synthesis
(C) Involved in niacin synthesis
(D) Involved in melatonin in synthesis
Non essential amino acids are not_____________?
(A) Used by the body
(B) Forming part of the proteins
(C) Required in the diet
(D) Absorbed in the intestines
The major fuel for the brain after several weeds of starvation______________?
(A) Glucose
(B) Fatty acid
(C) Beta hydroxy butyrate
(D) Glycerol
The process by which a base sequence of messenger RNA is synthesized (by a RNA polymerase) on a template of complementary DNA is called______________?
(A) Transcription
(B) Transduction
(C) Translation
(D) Translocation
Hydroxylation of proline require the following except____________?
(A) Fe+2
(B) O2
(C) Ascorbic acid
(D) Succinate
The amino acid from which niacin is synthesized is______________?
(A) Tyrosine
(B) Theronine
(C) Tryptophan
(D) Histidine