Question

which of these cells is diploid?
a.) secondary spermatocyte
b.) primary spermatocyte
c.) spermatozoa
d.) spermatid

Explanation:

• Secondary spermatocyte: Haploid. Formed after meiosis I of primary spermatocyte.
• Primary spermatocyte: Diploid. Undergoes meiosis I to form secondary spermatocytes.
• Spermatozoa: Haploid. Mature sperm cells.
• Spermatid: Haploid. Formed after meiosis II of secondary spermatocyte.

Answer:

B. Primary spermatocyte