Darwin theory of evolution has been criticized due to its failure to explain origin and transmission of variations.
This is defined as the changes in the heritable characteristics of a biological populations over successive generations and is usually a long period of time.
Darwin's theory of evolution states that all species arise as a result of the inherited variations which increases their chances of survival in the ecosystem as a result of the varying environmental conditions from time to time.
However this theory was criticized because there was no emphasis on the origin and transmission of variations thereby making it the correct choice.
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