A Primary Spermatocyte Matures into ________ Spermatids Having ________ Chromosomes

Question

A primary spermatocyte matures into ________ spermatids having ________ chromosomes.
A) millions of; 46
B) four; 23
C) one; 46
D) millions of; 23
E) four; 46

Accepted Answer

A primary spermatocyte undergoes meiosis I to produce two secondary spermatocytes, which then undergo meiosis II to produce four haploid spermatids. Therefore, the correct answer is B, four spermatids with 23 chromosomes each.