Answer:
The correct answer will be option-B.
Explanation:
Sertoli cells are the large somatic cells present in the testis which helps in the formation of spermatozoa. The Sertoli cells create a suitable environment for the production and maturation of the sperms as they produce certain molecules which nourishes the sperms.
The Sertoli cells act as a barrier between the testis and blood and secrete enzymes like inhibin. They eliminate the apoptotic germ cells and also produce seminiferous fluid to nourish the sperm. They do not play any role in primary spermatocytes.
Thus, Option-B is the correct answer.
Answer:12.
Containing two complete sets of chromosomes, one from each parent.
Explanation: Once mitosis is complete, the cell has two groups of 46 chromosomes, each enclosed with their own nuclear membrane. The cell then splits in two by a process called cytokinesis, creating two clones of the original cell, each with 46 monovalent chromosomes.
Answer:
Letter C would be the best possible answer choice.
Without food, the deer will starve and die, unable to reproduce new deer. The wolves will eat the dead dear but run out of deer since there are none to reproduce more.
Explanation:
- 英辞郎 <3
You don't have to wait for the crops to grow on their own
