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Question

What Is the function of primary spermatocytes?


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Solution

Spermatogenesis:

  1. Spermatogenesis is the process of sperm production in the body.
  2. The process begins with spermatogonia (the immature precursor cells) that develop into spermatids and spermatocytes.
  3. Spermatogenesis begins when immature cells undergo mitosis and become primary spermatocytes.
  4. The primary spermatocytes then undergo meiosis and become both secondary spermatocytes and spermatids.
  5. Spermatids mature to become sperms in the epididymis and gain mobility.

Primary spermatocyte:

  1. It is a diploid cell that has been derived from a spermatogonium via. mitotic division.
  2. It undergoes meiosis I and divides into two haploid secondary spermatocytes.
  3. Primary spermatocytes are diploid (2N) cells containing 46 chromosomes.
  4. The formation of primary spermatocytes begins in humans when a male is sexually matured at puberty.

Function of primary spermatocyte:

  1. Primary spermatocytes give rise to spermatids after meiosis which then transform into sperms.
  2. During meiosis I, in primary spermatocytes there is crossing over occurs resulting in creation of genetic variability.


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