Quiz%205%20(Exam%20review)

Quiz%205%20(Exam%20review) - range of individuals of...

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1. In the 1920s Operane and Haldane hypothesized that: A. Early earth had an oxidizing (electron removing) atmosphere B. Eukaryotes evolved initially through tertiary endosymbiosis C. A reducing atmosphere on early earth promoted the joining of organic molecules D. Compression fossils could be used for broad DNA sequencing studies E. None of these are correct 2. Which of the following statement(s) is/are NOT true based on the established phylogeny for the angiosperms? A. Monocots are monophyletic B. The monocots are closely related to some of the dicots, such as the Magnoliids C. Dicots are monophyletic and sister to the gymnosperms D. The two large groups of flowering plants recovered are distinguished by the type of pollen that they produce (e.g., one opening versus three openings) E. All of the above are true 3. Which of the following statement(s) is/are NOT true based on the established phylogeny for the angiosperms? A population of grasshoppers includes a broad
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Unformatted text preview: range of individuals of different sizes. After a couple of dry seasons, no large individuals have survived and the average size of individuals is significantly smaller than before. This is best explained by: A. Genetic drift B. Directional selection C. Disruptive selection D. Founder effect E. Stabilizing selection 4. The correct sequence from the most to the least comprehensive of the taxonomic levels listed here is: A. Family, phylum, class, kingdom, order, species, and genus. B. Kingdom, phylum, class, order, family, genus, and species. C. Kingdom, phylum, order, class, family, genus, and species. D. Phylum, kingdom, order, class, species, family, and genus. E. Phylum, family, class, order, kingdom, genus, and species. 5. If both parents are Aa for the same locus, the genotypes of the offspring at that same locus will be: A. AA, Aa, and aa in a 1:2:1 ratio B. AA, Aa, and aa in a 2:1:2 ratio C. AA (100%) D. Aa (100%) E. aa (100%)...
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