NEET UG BIOLOGY MCQ: EVOLUTION

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In a population of 5000 individulas, 800 are aa type. What will be the number of Aa type individulas

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Correct option: B

Three times of aa type of individuals

Option B (Three times of aa type of individuals) is correct because the number of Aa individuals is calculated based on Hardy-Weinberg equilibrium principles, and given the information, it results in being three times the number of aa individuals.

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The main point of Darwin’s theory is Which one of the following is not a vestigial structure in Homo sapiens? The brain capacities of Homo habilis were 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.