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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
State whether the following statement is true (T) or false (F):
The plumule of an embryo gives rise to the root system.
The figure given alongside represents the female reproductive system of a mammal.
Name the parts labelled A - D
State whether the following statement is true or false:
Fertilization occurs in the vagina.
Give the functions of the following:
Fallopian tube
The diagram given below is that of a developing human foetus in the womb. Study the same and answer the question that follow:
How many days does the foetus take to be fully developed?
What is fertilization? Name the site of fertilization in the human females.
Give Reasons
The urethra is also called urinogenital duct.
Give a labeled structure of ovum.
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.
Define.
Fertilization
How can plants and animals save themselves from extinction?
What is fertilization?
How many hours are required for the process of capacitation?
State whether True or False:
The chromosome number in germ cells producing the gametes are diploid.
What are autosomes chromosomes?
What is sex chromosomes?
Name the parts of fallopian tubes.
Fertilization takes place in ______.
Which ions enter the sperm during capacitation, causing rapid whiplash movements of the tail?
