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Standard XII
Biology
What Is Gametogenesis
Schematic rep...
Question
Schematic representation of gametogenesis is given below. Identify A. Write one difference between A & B.
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Solution
The process in the image A represents spermatogenesis and the image B represents oogenesis.
Spermatogenesis
Oogenesis
1
. Polar bodies are not formed
Polar bodies are formed.
2.
There is an equal division.
There is unequal division.
3.
There is no yolk in sperms.
Eggs contain yolk.
4. Large number of sperm are found by this process.
Fewer numbers of ovum
are formed by this process.
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