Genetic and Environmental Variations.. Modifications to the genetic makeup of the individual or organism as a result of environmental factors

What are genetic and environmental variations?
1 - Genetic variations are modifications to the genetic makeup of the individual.
2 - can be inherited from one generation to another in succession.
3- Genetics is therefore a science of inheritance and heterogeneity.
4. Environmental variations are alterations to organisms as a result of environmental factors.
5. These variations can not be transmitted from generation to generation.
6. Inheritance of this type of variation is due to its non-effect on genetic factors.
7. There are rare cases when the change caused by environmental factors has a direct impact on genetic factors.
In this case, such variations are inherited because they are represented in the sex cells.
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