The correct answer option is C. textbook.
An online textbook or e-book is a digitally readable version of a physical textbook which is meant to be read on some digital device, for instance PC's. laptops,tablets, mobile phones, etc.
E-books, like physical textbooks, include text, images or both but require a digital medium to become readable. However, it is considered a drawback since to use an e-book, the user is dependable on the availability of some digital device.
Answer:
With what ive read I’m assuming its A
Explanation:
Answer:
The correct answer is option - d. Production of primary spermatocytes.
Explanation:
The accessory cells or supporting cells present within the seminiferous tubules of reproductive system termed as the Sertoli cells. They play various roles in the body and reproductive system.
Sertoli cells make blood-testis barrier in adjacent Sertoli cells in the seminiferous tubules. These cells secrete different types of enzymes and hormones such as inhibin which are also secreted by ovary and placenta in females. Sertoli cells produce seminiferous tubular fluid to provide nutrition to the sperm. Apoptotic germ cells are timely eliminated by these cells.
Thus, the correct answer is option D. Production of primary spermatocytes.