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प्रश्न
Fill in the blank.
---------- type of reproduction occurs without fusion of gametes.
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उत्तर
Asexual type of reproduction occurs without fusion of gametes.
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संबंधित प्रश्न
With the help of diagrammatic representation, explain the process of gametogenesis
Name the functions - Acrosome of sperm.
Body breaks up into several fragments and each fragment starts to live as a new individual. This is ______ type of reproduction.
Give scientific reason.
There is a menopause when women are 45-50 years old.
Answer the following type of question Assertion (A) and Reason (R).
(A) - In human males, testes are extra-abdominal and lie in scrotal sacs.
(R) - Scrotum acts as a thermoregulator and keeps the temperature lower by 2°C for normal sperm production.
Identify the correct stages (P - S) in the given diagram of spermatogenesis.
Extrusion of second polar body from egg nucleus occurs ______.
After ovulation, Graafian follicle regresses into ______.
There is no cell division involved in ______.
The cell which undergoes meiosis I during spermatogenesis is the ______.
At the time of organogenesis, genes regulate the process at different levels and at different time due to ______.
Gray crescent is the area ______.
Besides activating the egg another role of a sperm is to carry ______ to egg.
Mark the odd one.
Penetration of the sperm in the ovum is followed by ______
Human milk differs from cow's milk because human milk contains:
What is the difference between a primary oocyte and a secondary oocyte?
Explain Oogenesis with diagram.
What is spermatogenesis?
Select a correct pair of cells with identical set of chromosomes.
