Question

Describe the structure of a seminiferous tubule.


NCERT Class XII
Biology - Main Course Book

Chapter 3. Human Reproduction

Answer 1

The seminiferous tubules are made up by the germinal epithelial cell, forming three layers. The innermost layer is of germinal epithelium and the remaining cells are as follows: Cuboidal germ cells: also known as spermatogonia located on the basement of the membrane Large polyhedral cells: also called as Primary spermatocytes Secondary spermatocytes Small polyhedral cells: known as spermatids Spermatozoa There are two types of cells produced in the germinal epithelium: sperm producing cells and sertoli

Answer 2

Explanation:

The production of sperms in the testes takes place in a highly coiled structure called the seminiferous tubules. ... Each seminiferous tubule is lined by germinal epithelium. It is lined on its inner side by two types of cells namely spermatogonia and sertoli cells respectively.

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