Practice Questions

TLS Online TPP Program

#Question id: 4126

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

#Part-A Aptitude & General Biotechnology

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: 5252

#Part-A Aptitude & General Biotechnology

Which type(s) of genetic transfer lead to incorporation of new DNA into the bacterial chromosome?

I. Conjugation mediated by F factor

II. Hfr mediated conjugation

III. Transduction

IV. Transformation

TLS Online TPP Program

#Question id: 848

#Part-B Specialized Branches in Biotechnology

Which of the brain diseases is not caused by the misfolding of brain proteins in mammals

TLS Online TPP Program

#Question id: 18753

#Part-A Aptitude & General Biotechnology

For mutagenesis without PCR, which of the following can be used as a template?

TLS Online TPP Program

#Question id: 755

#Part-A Aptitude & General Biotechnology

Enzymes that regulate the process of supercoiling termed as;

TLS Online TPP Program

#Question id: 14110

#Part-A Aptitude & General Biotechnology

Which among the following statements is incorrect about ENTREZ ?