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प्रश्न
Give five main differences between mitosis and meiosis.
अंतर स्पष्ट करें
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उत्तर
differences between mitosis and meiosis :
| Mitosis | Meiosis |
| 1. It takes place in somatic cells . | 1. It takes place in germ or reproductive cells. |
| 2. Chromosome number of parent cell is maintained. | 2. Chromosome number of parent cell is reduced to half. |
| 3. No crossing over and no chiasmata formation. | 3. Crossing over and chiasmata formation occur. |
| 4. Cytokinesis is necessary after telophase I. | 4. Cytokinesis is not necessary after telophase I. |
| 5. Two daughter cells are formed at the end. | 5. Four daughter cells are formed at the and. |
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संबंधित प्रश्न
Meiosis occurs only in __________ cells.
“Gametes must be produced by meiosis for sexual reproduction”. Why is it so?
Is it right to say that meiosis is responsible for maintaining chromosome number of a species?
Fill in the blank:
Both ______ and heterotypic divisions occur in meiosis.
Choose the correct answer:
In meiosis, chromosome number is reduced by
Choose the correct answer:
Gametes are formed by _____________
Give reason:
Why is meiosis referred to as 'reductional division'?
Where does the meiosis occur in our body?
Name the following:
The process by which gametes are produced.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Prophase of meiosis-I has five sub-stages.
