Explore topic-wise MCQs in Cytogenetics.

This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Cytogenetics knowledge and support exam preparation. Choose a topic below to get started.

1.

Recombination occurs in ______________

A. Leptotene
B. Zygotene
C. Pachytene
D. Diplotene
Answer» D. Diplotene
Discussion
2.

In case of chicken foot Holliday intermediate, the template strand for synthesis across lesion is___________

A. The parent strand aligned along strand with lesion
B. The parent strand aligned against lesion strand
C. The daughter strand with lesion
D. The daughter strand without lesion
Answer» E.
Discussion
3.

In single stranded nick__________

A. The 3 -OH end of the nick invades other complete strands
B. Both the strands undergo fork regression
C. The nick is treated like an okazaki fragment point
D. The nick is bypassed without repair
Answer» B. Both the strands undergo fork regression
Discussion
4.

Rec A doesn t____________________

A. Line up the homologous chromosome with the one it surrounds
B. Perform spooling
C. Cleaves at recombination site
D. Help in branch migration
Answer» D. Help in branch migration
Discussion