fall99final - Evolutionary Biology Final Exam, Fall 1999 A....

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Evolutionary Biology Final Exam, Fall 1999 A. Multiple Choice Questions. Choose the best possible answer. Use the bubble sheet. (1 pt. each) 1. In Darwin's thinking about the origin of species, the breeding of domestic animals by humans for their purposes suggested to him that (A) God bred new species for His purposes (B) variation occurs only in animals, and not in plants (C) the survival of a new species is always a little more likely than the survival of its parents (D) natural selection could work in the same way to favor the survival of favorable traits E) none of these. 2. The universe is estimated to be about (A) 15 billion years old (B) 10 billion years old (C) 5 billion years old (D) 1 billion years old (E) 35 million years old 3. Which one of the following ideas is NOT part of Darwin's evolutionary hypothesis? (A) Individuals vary. (B) Populations can grow at a geometric rate. (C) survival of the fittest (D) Genes are the agents of heredity. (E) natural selection 4. What is an example of an agonistic behavior? (A) eating a pizza (B) choosing a mate (C) running away from a mugger (D) sleeping outside in a tent (E) building a hut to keep warm 5. What is the term we use for organisms that can manufacture their own food? (A) saprotrophs (B) autotrophs (C) hydrotrophs (D) heterotrophs (E) carnivores 6. The study of fossils and "ancient life" is specifically called (A) biology (B) ecology (C) paleontology (D) fossilogy (E) biogeography 7. When a fossil is formed by the minerals of the ground water replacing the original molecules, producing a mineralized copy of the dead organism, this is called (A) mold formation (B) petrification (C) case formation (D) microfossilization (E) chemical fossilization 8. Organisms with two sets of chromosomes are (A) haploid (B) allelic (C) homozygous (D) diploid (E) homologous 9. Pairs of chromosomes carrying genes dealing with the same traits are (A) homologous chromosomes (B) heterozygous chromosomes (C) homozygous chromosomes (D) alleles (E) none of the above 10. When two genes on a pair of chromosomes carry the same allele we say the organism is (A) homologous (B) heterozygous (C) haploid
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(D) genotypic (E) none of the above 11. The total collection of different genes in the population is called the (A) Hardy-Weinberg population (B) gene pool (C) effective breeding population (D) cryptic population (E) diploid assortment 12. Which of the following is NOT an assumption of the Hardy- Weinberg Law? (A) no natural selection (B) interbreeding must be selective (C) no mutation (D) large population (E) no differential movement of individuals with different genotypes into or away from population 13. In a binomial equation, p 2 + 2pq + q 2 = 1, the term 2pq represents (A) the probability of homozygous recessive matings (B) the probability of homozygous dominant matings (C) the probability of heterozygous matings (D) the total gene pool (E) none of the above 14.
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fall99final - Evolutionary Biology Final Exam, Fall 1999 A....

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