Explore topic-wise MCQs in Cytogenetics.

This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Cytogenetics knowledge and support exam preparation. Choose a topic below to get started.

1.

In Angelman syndrome we don t see___________

A. Microcephaly
B. Speech impairment
C. Overeating urge
D. Unprovoked laughter
Answer» D. Unprovoked laughter
Discussion
2.

What will happen if an individual receives two copies of a gene from the same parent?

A. UPD
B. One gene will be automatically inactivated
C. Both the genes will show their product
D. Nothing much will be seen
Answer» B. One gene will be automatically inactivated
Discussion
3.

During _________________ both the H19 alleles are ___________________

A. Oogenesis, inactivated
B. Oogenesis, activated
C. Oogenesis, hyper-activated
D. Spermatogenesis, activated
Answer» C. Oogenesis, hyper-activated
Discussion
4.

In mice the expression of Igf2 and H199 is only controlled by methylation.

A. True
B. False
Answer» C.
Discussion
5.

Which of the following doesn t agree with XIST?

A. It codes for an mRNA that coats the inactive X chromosome into a bar body
B. It is the only gene that is active in inactive X chromosome
C. The embryo cells shows that maternal allele XIST is active over paternal
D. Inactivation is seen in somatic cells
Answer» D. Inactivation is seen in somatic cells
Discussion