If two species have similar proteins and genes it means?
Correct answer: B. They have common ancestors
- A. They have same organs
- B. They have common ancestors
- C. They have similiar appearance
- D. All of above
Explanation
Evolutionary descent and gene similarity are relatively connected with each other. If two species have the same DNA sequence and proteins, it means they have a "common ancestor".
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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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