Practice Questions

TLS Online TPP Program

#Question id: 4126

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

#XL - T Zoology

All codons recognized by a given tRNA encode different amino acids.
It is absolutely identical in all living things.
Several different codons may encode the same amino acid.
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: 935

#XL - Q Biochemistry

Microorganisms capable of fixing nitrogen into a form usable by animals obtain the energy for this process from ________.

TLS Online TPP Program

#Question id: 936

#XL - Q Biochemistry

At neutral pH, the main ionic form of ammonia is ________.

TLS Online TPP Program

#Question id: 936

#XL - P Chemistry

At neutral pH, the main ionic form of ammonia is ________.

TLS Online TPP Program

#Question id: 937

#XL - Q Biochemistry

Glutamate dehydrogenase has different roles in different organisms. Which of these listed is mismatched?

TLS Online TPP Program

#Question id: 938

#XL - Q Biochemistry

Physiological roles for glutamate dehydrogenase include all of the following, except

TLS Online TPP Program

#Question id: 939

#XL - Q Biochemistry

Which of the following is/are true concerning transanimation reactions?