The rudimentary structures that had important functions in ancestors in the remote past are said to be
Correct answer: C. Vestigial organs
- A. Functional organs
- B. Visceral organs
- C. Vestigial organs
- D. Assimilatory organs
Explanation
Vestigial organs are organs, tissues or cells in a body which are no more functional the way they were in their ancestral form of the trait. It is authentication of evolution and hence, were helpful in explaining adaptation.
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About Evolution
Evolution describes heritable change in populations over generations through variation, natural selection and adaptation. Lamarckism explains inheritance of acquired characteristics, while Darwinism explains selection of favourable inherited variations; these historical explanations must not be confused with the modern genetic account of evolutionary change.
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