Which of the following sentences are true and which of them are false?
(i) A sperm has all the usual cell components.
(ii) Prostate gland produces sperms.
(iii) Once a human female reaches sexual maturity, she produces two ova every month from one of the ovaries.
Answers
Answered by
3
Answer:
(1) true
(2) false
(3) true
Explanation:
(1) A sperm is single cell with all the usual cell components like nucleus, cytoplasm and cell membrane. The nucleus of sperm cell is tightly packed in its head. The sperm cells has very little cytoplasm.
(2)One part of the semen is produced in the prostate. Together with sperm cells from the testicles, fluid from the seminal vesicle and the secretions released by another pea-sized gland below the prostate (the bulbourethral gland), the prostate fluid makes up the semen.
(3) A woman is born with all her eggs. Once she starts her periods, 1 egg develops and is released during each menstrual cycle.
Similar questions