Compaction of chromosomes occurs during ______
A. zygotene
B. pachytene
C. diplotene
D. leptotene
Answer:D
Compaction of chromosomes occurs during ______
A. zygotene B. pachytene C. diplotene D. leptotene
Explanation: Chromosomes have to become decondensed and compact before they can undergo cell division. Hence, chromosomal compaction occurs during the leptotene stage of prophase I of meiosis I.