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प्रश्न
The spermatogonia undergo division to produce sperms by the process of spermatogenesis. Choose the correct one with reference to above.
विकल्प
Spermatogonia have 46 chromosomes and always undergo meiotic cell division
Primary spermatocytes divide by mitotic cell division
Secondary spermatocytes have 23 chromosomes and undergo second meiotic division
Spermatozoa are transformed into spermatids
उत्तर
Secondary spermatocytes have 23 chromosomes and undergo second meiotic division
APPEARS IN
संबंधित प्रश्न
Name the hormones involved in regulation of spermatogenesis.
The immature male germ cells differentiates into ______ at the end of meiosis I.
Cavity of graafian follicle is ______.
A reaction of granules content which harden the zona pellucida and ensures sure block to polyspermy is ______.
The principal tail piece of human sperm shows the microtubular arrangement of ______.
After the release of the secondary oocyte, the Graafian follicle develops into ______.
The region of the root tip whose cells undergo rapid elongation and enlargement and are responsible for the growth of the root in length is called the:
How many primary oocytes produce one oogonia?
The mother germ cells are transformed into a mature follicle through series of steps. Provide the missing steps in the blank boxes.
Distinguish between human sperm and ovum.
