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प्रश्न
Give any four significances of fertilization in humans.
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):
A fertilised egg becomes a seed.
When pregnancy does not occur, the life of corpus luteum is about ______.
Differentiate between the following pair:
Efferent duct and sperm duct
Given below is a portion of the diagram to show the diagrammatic highly magnified view of a single human sperm. Complete the diagram to show its normal structure.
The diagram given below is that of a developing human foetus in the womb. Study the same and answer the question that follow:
What term is given to the period of development of the foetus in the womb?
What are the functions of testes?
Name the Following
The basic unit of the testes.
Write the functional activity of the following structure:
Seminal vesicles
The enzyme involved in penetration of sperm into ovum is ______.
In which part of the human female reproductive system do the following events take place?
Fertilization
