142. All the following statements are true of diazepam EXCEPT that it a) has high therapeutic index b) causes less distortion of sleep architecture c) causes microsomal enzyme
140. Eukaryotic DNA polymerase involved in proof reading and DNA repair during replication is a) alpha b) beta c) epsilon d) delta Correct answer : c) epsilon
139. A hypothetical gene contains coding strand of 5`TGGAATTGTATG—3′. What would be the sequence of the resultant mRNA following transcription ? a) 3′-ACCTYAACATAC-5` b) 5’-ACCUUAACAUAC-3` c) S`-UGGAAUUGUAUG-3` d)
138. During heme synthesis, which enzyme is responsible for conversion of Coproporphyrinogen lll to Protoporphyrinogen lll ? a) Protoporphyrinogen oxidase b) Coproporphyrinogen reductase c) Uroporphyrinogen decarboxylase d) Coproporphyrinogen
137. A transporter has a Km for glucose of 45 mM and a Vmax of 36 micromoles glucose/ sec/mg of transporter. lf the glucose concentration in peripheral blood
135. Korotkow`s sound is produced due to a) Stream line Flow of blood b) lncrcase in viscosity of blood c) Murmur d) Turbulent flow of blood Correct answer
134. Acetylcholine acting on nicotinic receptors produces a) Contraction of skeletal muscle b) Secretion of saliva c) Bradycardia d) Pupillary constriction Correct answer : a) Contraction of skeletal
133. Menopausal hot flushes coincides with a) FSH secretion b) Decrease in estrogen c) LH surge d) Increase in progesterone Correct answer : c) LH surge
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