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प्रश्न
Give any four significances of fertilization in humans.
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उत्तर
- The secondary oocyte completes the process of oogenesis and is transformed into a mature ovum (n).
- The diploid chromosome number is restored in the zygote by the process of syngamy.
- The ovum lacks the centrioles necessary for further divisions, which are received from the sperm during fertilization.
- Fertilization involves the fusion of male and female gametes from the two parents. It results in variations that are significant to evolution.
- The sex of the offspring is determined.
Notes
Students should refer to the answer according to their question.
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संबंधित प्रश्न
Complete the following statement by choosing the correct alternative:
Fertilization occurs in ______.
Define the following:
Spermatogenesis
How is the fetus protected?
Give Reasons
The urethra is also called urinogenital duct.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Sperm is a highly motile male gamete.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Fertilization is the product of the egg nucleus and the sperm nucleus.
Multiple Choice Question:
Fertilization means:
Describe the process of fertilization.
Which hormones are called neurohypophyseal hormones?
Match the pair:
| 'A' | 'B' | ||
| (1) | Male | (a) | 44 + XX |
| (b) | 44 + XY | ||
| (c) | 44 + YY |
