During which phase of gametogenesis is the process of crossing over more likely to occur for either spermatocytes or oocytes?
A)Metaphase I
B)Interphase I
C)Anaphase I
D)Prophase I

Question

Quizplus · Accepted Answer

Crossing over is the lengthening and touching of the chromatids that allows for pieces of sister chromatids to be exchanged. For both spermatogenesis and oogenesis, the process occurs during prophase I, although the timing differs between the two processes.

During Which Phase of Gametogenesis Is the Process of Crossing