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TLS Online TPP Program

#Question id: 4726

Which of the following is incorrect regards genomic imprinting?

#SCPH28 | Zoology

  1. Certain mutations showing lethality if the mutant gene is derived from one parent, but that same mutant gene has no deleterious effects if inherited from the other parent

  2. Genes on autosomal chromosomes that are more readily expressed in one sex

  3. Transgenic male passes an imprinted gene to his offspring, they express the gene; but, when his daughter transmits the same gene to her offspring, they don’t express it

  4. Genes whose expression is affected by the sex of the transmitting parent

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TLS Online TPP Program

#Question id: 4142

#SCPH05 I Biotechnology

The large structure consisting of a mRNA molecule being translated by multiple copies of the macromolecular complexes that carry out protein synthesis is called a:
TLS Online TPP Program

#Question id: 606

#SCPH05 I Biotechnology

Which statement is false about regulatory enzymes that are controlled allosterically?
TLS Online TPP Program

#Question id: 10238

#SCPH28 | Zoology

The diagram below shows the frequency distribution of two closely related bird species based on their resource use in sympatric. Which one of the following phenomena most appropriately explains the change in frequency distributions of species 1 and 2 in the figure given above?
TLS Online TPP Program

#Question id: 3006

#SCPH05 I Biotechnology

A bacterial population increases from 103 cells to 109 cells in 10 h. Calculate the number of generation time in minute.
TLS Online TPP Program

#Question id: 1629

#SCPH28 | Zoology

Clonal selection occurs when antigen is encountered by: