Basic Principles Of Biotechnology - Study Mode
[#41] Which of the following is a prime example of a ribonucleoprotein enzyme, the catalytic activity of which (under non-physiological conditions), resides solely in its RNA component
Correct Answer
(D) RNase P
[#42] Main functions of baffles in a bioreactor are P. To prevent a vortex. Q. To increase aeration. R. To reduce interfacial area of oxygen transfer. S. To reduce aeration rate.
Correct Answer
(A) P, Q
[#43] All the following may be methods for the inhibition of microbial growth by antibiotics except
Correct Answer
(C) Antibiotics prevent the release of energy from ATP
[#44] A feature common to almost all transmembrane proteins is
Correct Answer
(D) An alpha-helical region of about 20 to 25 hydrophobic amino acids
[#45] The distribution of transmembrane protein in the palne of a cell membrane can best be visualized by which of the following:
Correct Answer
(B) Freeze-fracture electron microscopy