If false, please change the appropriate word(s) necessary to make the statement

Question

If false, please change the appropriate word(s) necessary to make the statement true. Each question is worth points. Charles Darwin proposed the mechanism of evolution, known as natural selection. Sexual Dimorphism is distinction in appearance, that often manifests as size difference. Aristotle believed that all species were "fixed" and that permanent forms do not evolve. Structure evolved in a context but become adapted for another function are. The fossil record is defined as the geographic distribution of species. The Gene Pool refers to the total collection of alleles in a population at one time. The bottleneck effect is genetic drift due to select individuals colonizing a new isolated habitat. A 'population' is the smallest biological unit that can evolve. Mutation is the random changing of the nucleotide sequence of DNA. Directional Selection (of natural selection) shifts the makeup of a population towards one extreme phenotype. Natural Selection was based upon which observation(s)? a. All species tend to produce an excessive number of offspring. b. Individual variations within a population. c. Vestigial structures. d. A & B e. None of the above.

Explanation / Answer

1)True

2)True

3)True

5)False. Fossil record is the record left behind by species that lived in the past

6) True

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