TLS Online TPP Program

#Question id: 4382


All of the following events play a role in yeast-mating type switching except

#Part-A Aptitude & General Biotechnology
  1. methylation of the silent-mating-type locus.

  2. transcription of the gene at the MAT locus.

  3. chromatin condensation at the silent mating type locus.

  4. a recombination event known as gene conversion.

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TLS Online TPP Program

#Question id: 5693

#Part-B Specialized Branches in Biotechnology

Type of nondisjunction leads to regions of tissue with different chromosome constitutions, a condition known as mosaicism is due to

TLS Online TPP Program

#Question id: 5694

#Part-A Aptitude & General Biotechnology

In anaphase I, the chromosomes separate in  three different ways , which of the following way for chromosome saparation leads to nonviable gamete formation

TLS Online TPP Program

#Question id: 5694

#Part-B Specialized Branches in Biotechnology

In anaphase I, the chromosomes separate in  three different ways , which of the following way for chromosome saparation leads to nonviable gamete formation

TLS Online TPP Program

#Question id: 5695

#Part-A Aptitude & General Biotechnology

Triploids are usually autopolyploids. They arise spontaneously in nature, but they can be constructed by geneticists from the cross of a 4n (tetraploid) and a 2n (diploid). Triploids are characteristically sterile due to

TLS Online TPP Program

#Question id: 5695

#Part-B Specialized Branches in Biotechnology

Triploids are usually autopolyploids. They arise spontaneously in nature, but they can be constructed by geneticists from the cross of a 4n (tetraploid) and a 2n (diploid). Triploids are characteristically sterile due to

TLS Online TPP Program

#Question id: 5696

#Part-A Aptitude & General Biotechnology

Abnormality during egg formation as a nondisjuction in anaphase I of single set of chromosome, but spermatogenesis is normal will produced resulting progeny would be