During which stage of prophase I does synapsis occur?
A. Pachytene
B. Leptotene
C. Diplotene
D. Zygotene
Answer:D
During which stage of prophase I does synapsis occur?
A. Pachytene B. Leptotene C. Diplotene D. Zygotene
Explanation: Synapsis is the process of association of compact chromosomes after the first phase of prophase I, leptotene. It occurs in the second phase known as the zygotene phase. The chromosomes pair with each other during synapsis.