E-PolyLearning

46. Two chains of amino acids in an insulin molecule are held together by
a. sulphide bridges
b. disulphide bridges
c. peptide bond
d. covalent linkage
View Answer Report Discuss 50-50!
Answer: (b).disulphide bridges

47. Cellulose gives no color when it comes in contact with
a. carbon dioxide
b. water
c. iodine
d. chloroform
View Answer Report Discuss 50-50!
Answer: (c).iodine

48. Water has an excellent ability to absorb heat without changing its own
a. polarity
b. shape
c. temperature
d. mass
View Answer Report Discuss 50-50!
Answer: (c).temperature

49. Ring shaped structures are usually seen in glucose and
a. trioses
b. ribose
c. tetroses
d. fructose
View Answer Report Discuss 50-50!
Answer: (b).ribose

50. If one amino acid in each beta chain of hemoglobin, out of 574 amino acids do not occupy normal place it can lead to
a. paralysis
b. death
c. cramp
d. fits
View Answer Report Discuss 50-50!
Answer: (b).death