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Question
Differentiate between Somatogenic and blastogenic variations.
Distinguish Between
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Solution
| Aspect | Somatogenic Variations | Blastogenic Variations |
| Definition | Variations caused by external influences on the body (soma) of an organism during its lifetime. | Variations caused by changes in the germ cells (reproductive cells). |
| Cause | Environmental factors and acquired during the individual’s life. | Modifications or mutations in germ cells, not influenced by environment. |
| Heritability | Not heritable; not transmitted to offspring. | Heritable; transmitted to offspring. |
| Nature of Variation | Acquired characteristics affecting only the individual. | Genetic variations affecting the population and evolution. |
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