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TLS Online TPP Program

#Question id: 4126

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

#SCPH05 I Biotechnology

  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: 11135

#I Life Science/ Life Sciences Group – I-V

The three stages of information processing in animals include ________.
TLS Online TPP Program

#Question id: 7303

#SCPH01 Biochemistry

The ‘quartet model’ explains how the protein products of the ABCE-function genes might interact to control floral organ identity. Following statements are based on this model. Which one of them is incorrect?
TLS Online TPP Program

#Question id: 2338

#SCPH28 | Zoology

Access to the nucleus is regulated by
TLS Online TPP Program

#Question id: 15266

#SCPH01 Biochemistry

In DNA isolation, which of the following enzyme remove/digest proteins in presence of SDS or chelating agent
TLS Online TPP Program

#Question id: 5716

#SCPH28 | Zoology

Which of the meiotic pairing possibilities in tetraploids and their consequence is correct?

A-chromosomes pair as bivalents, segregate normally producing diploid gametes.

B- Chromosomes pair as quadrivalent, segregates normally producing tetraploid gametes.

C-Chromosome pair as Trivalents form, segregation leads to nonfunctional aneuploid gametes

 D- Chromosome pair as Trivalents form, segregation leads to producing diploid gametes