Multiplication phas - stages of spermatogenesis, Biology

Assignment Help:

Multiplication Phas - Stages of spermatogenesis

The initial cells in the germ line arc known as primordial germ cells (PCC). The PGC, which arise at some distance from the prospective gonads migrate into them and arc known as stem cells. The stem cells divide by mitosis and give rise to spermatogonial cells. The multiplication phase marks the production of a number of spermatogonia inside the testis.

1458_Multiplication Phase.png

Figure:  Stages in spermatogenesis


Related Discussions:- Multiplication phas - stages of spermatogenesis

Characteristic feature of respiration, Characteristic Feature of Respiratio...

Characteristic Feature of Respiration From our opinion we may say that the characteristic feature of respiration is the intake of oxygen and the output of the carbon dioxide.

Define the structure of moulds, The structure of moulds When the four p...

The structure of moulds When the four pure cultures of mould have reached a vigorous state of growth study each one with a hand lens. See if you can see stalks with tiny black

Are birds rare in polar regions, How different are reptiles and birds conce...

How different are reptiles and birds concerning the maintenance of body temperature? Are birds rare in polar regions? Reptiles are heterothermic, i.e., they do not control thei

Structure of myofibril, STRUCTUR E OF A MYOFIBRIL - The dark bands ...

STRUCTUR E OF A MYOFIBRIL - The dark bands of the myofibril are termed the A-bands (Anisotropic bands). Each A-band has at its middle a light zone called H-zone (Henson'

State the purpose of a neuropsychological screening, State the purpose of a...

State the purpose of a neuropsychological screening The purpose of a neuropsychological screening examination is to determine if there is reasonable evidence, beyond initial cl

What is the patients rbc volume, Tina administered 1 liter of sterile disti...

Tina administered 1 liter of sterile distilled water IV to a patient. Predict the direction (increase, decrease, no change) you would expect Tina's infusion to have produced in the

Guanotelism - excretion, Guanotelism - Excretion Normal ...

Guanotelism - Excretion Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4

How is litmus paper, How is litmus paper and testing for acid, base, and ne...

How is litmus paper and testing for acid, base, and neutral, related to biology?

Which of substance are microtubules, Q Which Of substance are microtubules ...

Q Which Of substance are microtubules made and In which structures and cellular processes do microtubules participate? Microtubules are made of consecutive dimers of the protei

What are holandric genes, What are holandric genes? The Holandric genes...

What are holandric genes? The Holandric genes are genes situated in the nonhomologous region of the Y chromosome. Holandric genes condition phenotypes that emerge only in men s

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd