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TLS Online TPP Program

#Question id: 4126

Which one of the following is true about the genetic code?

#Unit 3. Fundamental Processes

  1. All codons recognized by a given tRNA encode different amino acids.

  2. It is absolutely identical in all living things.

  3. Several different codons may encode the same amino acid.

  4. The base in the middle position of the tRNA anticodon sometimes permits “wobble” base pairing with 2 or 3 different codons.

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TLS Online TPP Program

#Question id: 2828

#Unit 2. Cellular Organization

A transcriptionally active gene compared with a transcriptionally inactive gene would be expected to

a. contain acetylated histones.           

b. contain unacetylated histones.

c. be sensitive to DNase I.                 

d. be resistant to DNase I.
TLS Online TPP Program

#Question id: 28408

#Unit 5. Developmental Biology

In Drosophila, Sog protein is a homologue of which protein of amphibians ?
TLS Online TPP Program

#Question id: 12852

#General Aptitude

The perimeter of two squares are 24 cm and 32 cm. The perimeter (in cm) of a third square equal in area to the sum of the areas of these squares is :
TLS Online TPP Program

#Question id: 34162

#Unit 7. System Physiology – Animal

Gonadal and adrenocortical steroids are of following types, EXCEPT? 
TLS Online TPP Program

#Question id: 28989

#Unit 7. System Physiology – Animal

Which of the following is the major mechanism to terminate the actions of norepinephrine?