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NEET UG BIOLOGY MCQ: EVOLUTION
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What is the important example of genetic drift?
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Correct option: C
Both 1 and 2
Option C (Both 1 and 2) is correct because both the founder effect and bottleneck effect are important examples of genetic drift.
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Which one of the following is not a vestigial structure in Homo sapiens?
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Assertion (A): In mammals the forelimbs perform different functions.
Reason (R): The forelimbs in different mammals consist of different sets of bones. Identify the phenomenon in which the members of a species do not interbreed with the members of other species or same species Assertion: Organic compounds first evolved in earth required for origin of life were protein and nucleic acid.
Reason: All life forms were in water environment only.
Reason (R): The forelimbs in different mammals consist of different sets of bones. Identify the phenomenon in which the members of a species do not interbreed with the members of other species or same species Assertion: Organic compounds first evolved in earth required for origin of life were protein and nucleic acid.
Reason: All life forms were in water environment only.