The theory of evolution by natural selection describes how organisms evolve and change over generations - Junior Cycle Science - Question 4 - 2022
Question 4
The theory of evolution by natural selection describes how organisms evolve and change over generations.
(a) A student made the following statements about the theor... show full transcript
Worked Solution & Example Answer:The theory of evolution by natural selection describes how organisms evolve and change over generations - Junior Cycle Science - Question 4 - 2022
Step 1
Evolution involves genetic mutations.
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Answer
True. Evolution relies on genetic mutations to introduce variation within a population, which natural selection acts upon.
Step 2
Natural selection is based on competition.
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Answer
False. While competition is a factor in natural selection, it is more specifically about the survival and reproduction of individuals who are better adapted to their environments.
Step 3
Natural selection involves survival of the weakest.
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Answer
False. Natural selection emphasizes survival of the fittest, where 'fittest' refers to those best adapted to their environment, not the weakest.
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