Primary spermatocyte differs from spermatogonium in

English

Gujarati

Hindi

2.Human Reproduction

medium

Primary spermatocyte differs from spermatogonium in

A

Number of chromosomes

B

Size and volume

C

$DNA$ content

D

Size of chromosomes

Solution

Undifferentiated primordial germ cells undergo mitotic division to produce spermatogonia. Each spermatogonium grows to a large primary spermatocyte by obtaining nutrients from the nursing cells. The $DNA$ content remains same $(2 n)$ in both spermatogonia and primary spermatocyte.

Standard 12

Biology

Share

Similar Questions

What are the diploid cells in gametogenesis ?

medium

The second maturation division of the mammalian ovum occurs

medium

(AIPMT-2010)

Which of the following statements are true for spermatogenesis but do not hold true for Oogenesis?

$(a)$ It results in the formation of haploid gametes

$(b)$ Differentiation of gamete occurs after the completion of meiosis

$(c)$ Meiosis occurs continuously in a mitotically dividing stem cell population

$(d)$ It is controlled by the Luteinising hormone (LH) and FollicleStimulating Hormone (FSH) secreted by the anterior pituitary

$(e)$ It is initiated at puberty

Choose the most appropriate answer from the options given below:

hard

(NEET-2022)

Which cells come earliest in the sequence of sperm production?

medium

In humans, at the end of the first meiotic division, the male germ cells differentiate into the

medium

(AIPMT-1994)