[Primary spermatocytes to ...] In spermatogenesis, reduction division of chromosome occurs during conversion of

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Aptitude

TNPSC G4

10th CBSE Maths

In spermatogenesis, reduction division of chromosome occurs during conversion of

Secondary spermatocytes to spermatids

Primary spermatocytes to secondary spermatocytes

Spermatogonia to primary spermatocytes

Spermatids to sperms

Additional Questions

Match the following :

List – I	List –II
a. Inguinal canal	1. Network of seminiferous tubules
b. Rete testis	2. Secondary sexual characters
c. Leydig cells	3. Far descending of testis
d. Prepuce	4. Dorsal bundles of muscles
e. Corpora cavernosa	5. Terminal skin of Penis

The correct match is

Answer

Identify the human development stage shown below as well as the related right place of its occurrence in a normal pregnant woman, and select the right option for the two together.
human-development-stage

Answer

Match List I with List II and choose the correct answer.

List I		List II
a.	Hypothalamus	1.	Sperm lysins
b.	Acrosome	2.	Estrogen
c.	Graafian follicle	3.	Relaxin
d.	Leydig cells	4.	GnRH
e.	Parturition	5.	Testosterone

Answer

Human seminal plasma, the fluid part of semen, is produced by contributions from the:
i. Urethra
ii. Prostate
iii. Seminal vesicle
iv. Bulbourethral gland

Answer

Which one of the following statements is incorrect about menopause?

Answer

Which one of the following statement is correct about sertoli cells also called as nurse cells?

Answer

Which one of the following statements about morula in humans is correct?

Answer

Foetal ejection reflex in human female is induced by

Answer

The correct sequence of spermatogenetic stages leading to the formation of sperms in a mature human testis is

Answer

Which one of the following statements is incorrect about menstruation?

Answer

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