1.

Write the difference between Mitosis and Meiosis in tabular form?

Answer»
MitosisMeiosis
1. It occurs in the somatic cells of haploid as well as diploid organisms.1. It occurs in the reproductive cells of diploid organisms only.
2. It produces two daughter cells.2. It produces four daughter cells.
3. It is completed in one division.3. Completed in two successive divisions.
4. It is equational division i.e. the number of chromosomes remains the same in the daughter cells, as found in the parent cell.4. It is reductional division i.e. the number of chromosomes is reduced to half in the daughter cells.
5. The genetic constitution of the daughter cells is similar.5. Genetic constitution of the four daughter cells is different.
6. No synapsis takes place.6. Synapsis occurs during prophase-I.
7. No crossing over takes place.7. Crossing over takes place in prophase – I, which causes variations.
8. Prophase is relatively short and simple.8. Prophase -1 is very long and elaborate.
9. Each chromosome is attached with both the poles, during metaphase.9. One chromosome of each pair is attached with one pole and the second is attached to the opposite pole during metaphase – I.
10. Only one equatorial plate is formed during metaphase.10. Two equatorial plates are formed during metaphase- I.


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