4. Which is NOT part of Darwin's theory of natural selection? A. Living things tend to produce more offspring than can survive. B. Variations in a population exist and those variations are inherited. C. Suitable variations in a population tend to be passed on while unsuitable variations in a population are not. D. Individuals with variations suitable to their environment have shorter lifespans and produce fewer offspring. 5. Which best describes Charles Darwin theory of evolution by natural selection? A. The passing on of genes from one generation to the next B. Change in populations through time because of mutations. C. The development of characteristics by organisms in response to need. D. Change in populations through time as a response to environmental change.
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When lions prey on a herd of antelope, some antelope are killed and some escape. Which part of Darwin’s concept of natural selection might be used to describe this situation? A. acquired characteristics B. common descent C. descent with modification D. survival of the fittest
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Which best describes Charles Darwin theory of evolution by natural selection? A.The number of offspring is not related to fitness. B.More offspring are produced than can possibly survive. C.The organisms that are the fittest are always largest and strongest. D.Acquired characteristics that are inherited are the cause of evolution.
23. According to Darwin, evolution by natural selection occurs when heritable variation leads to A) a condition wherein all members of a species are equally fit, B) differential success in survival and reproduction, C) migration and environmental conditions have no impact on individual fitness, D) continual success in survival and reproduction. 24. Natural selection acts only on A) traits that allow for acclimatization, B) traits that existed in an ancestral population, C) traits that exist in a derived population, D) ecophenotypic variation at an individual level. 25. Evolution acts upon A) individuals expressing the greatest fitness, B) populations, C) individuals expressing the least fitness, D) individuals within populations.
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