Question

48.a male reproductive system multiple choice

1. in spermatogenesis, sperm cells develop from stem cells through a series of intermediate steps. which best describes the order of development?

a. spermatogonium, spermatids, secondary spermatocytes, primary spermatocytes
b. spermatogonium, primary spermatocytes, secondary spermatocytes, spermatids
c. spermatids, secondary spermatocytes, primary spermatocytes, spermatogonium
d. spermatogonium, secondary spermatocytes, primary spermatocytes, spermatids
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Explanation:

Spermatogenesis begins with spermatogonium (stem cell). Spermatogonium undergoes mitosis to produce primary spermatocytes. Primary spermatocytes then enter meiosis I to form secondary spermatocytes. Secondary spermatocytes undergo meiosis II to become spermatids.

Answer:

B. Spermatogonium, primary spermatocytes, secondary spermatocytes, spermatids