Question
Give a comparision between the behaviour of chromosome & Genes
| A- Chromosome | B - Gene | |
| Occur in pairs | Occur in pairs | |
| 1 | Segregate at the time of gamete formation such that only one of each pair is transmitted to a gamete. | Segregate at gamete formation and only one of each pair is transmitted to a gamete. |
| 2 | Independent pairs segregate independently of each other. | One pair segregates independently from another pair. |
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OR
Explain, why are small animals rarely found in the polar regions?