Description : Proinsulin has (A) 74 amino acids (B) 86 amino acids (C) 105 amino acids (D) 109 amino acids
Last Answer : Answer : B
Description : Pre-proinsulin contains a signal sequence having (A) 9 amino acid residues (B) 19 amino acid residues (C) 27 amino acid residues (D) 33 amino acid residues
Description : A protein rich in hydroxyproline is (A) Prolamin (B) Procollagen (C) Collagen (D) Proinsulin
Last Answer : Answer : C
Description : Which of the following statements is not correct? (a) In man insulin is synthesised as a proinsulin. (b) The proinsulin has an extra peptide called C-peptide. (c) The functional insulin has A and B chains linked together by hydrogen bonds. (d) Genetically engineered insulin is produced in E.Coli.
Last Answer : (c) The functional insulin has A and B chains linked together by hydrogen bonds.
Description : With regard to insulin: a. it is a 51 amino acid peptide b. it is formed by removal of C-chain from proinsulin c. it is produced by the alpha cells of the pancreas d. it alters the rate of enzyme synthesis
Last Answer : it alters the rate of enzyme synthesis
Description : Human insulins are obtained by the following sources/methods except: A. Cadaver pancreas B. Proinsulin recombinant bacterial C. Precursor yeast recombinant D. Enzyme modification of pork insulin
Last Answer : . Cadaver pancreas