Q. In which stage of the cell cycle the Barr body can be identified?

View solution

Q. The one which is able to repress the production of the Xist transcript is the active X chromosome.

View solution

Q. The functional product of the Xist gene is ___________

View solution

Q. All genes on the inactivated X chromosome are transcriptionally silent.

View solution

Q. The X-chromosome once inactivated remains inactive throughout the life in all the cells of the body.

View solution

Q. What changes occur in the chromosome to make it inactive?

View solution

Q. Barr body is the ___________

View solution

Q. The best genetic mosaicism is observed in which of the following?

View solution

Q. Female mammals are called genetic mosaics.

View solution

Q. The maternal X-chromosome is inactivated during Dosage compensation.

View solution

Q. The proposal for the concept of X-chromosome inactivation in female XX-chromosomes was experimentally shown in ___________

View solution

Q. X-chromosome inactivation is known as ______________

View solution

Q. `11

View solution

Q. The phenomenon of allelic exclusion leads to the inactivation of one allele of a gene. The active allele is known as ____________

View solution

Q. Both the imprinted genes inherited from either parent are expressed in an offspring.

View solution

Q. De-novo methylation leads to the phenomenon of genetic imprinting in the offspring.

View solution

Q. Major methylation of CpG islands does not include?

View solution

Q. The Intergenic CpGs are more commonly methylated than in the intragenetic region.

View solution

Q. In humans CpG islands are generally located in the ____________

View solution

Q. The CpG islands generally consist of how many GC bases?

View solution