If two species have similar proteins and genes it means:
Correct answer: C. They have common ancestors
- A. They have the same organs.
- B. They have similar appearance
- C. They have common ancestors
- D. All of above
Explanation
The correct answer is They have common ancestors. Homology is the similarity between structures in different organisms that are the result of shared ancestry.
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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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