TEST BANK FOR BIOLOGICAL SCIENCE FREEMAN 5TH EDITION

Biological Science, 5e (Freeman) Chapter 14 Mendel and the Gene 1) The work of Gregor Mendel provided an answer to two prevailing hypotheses popular at the time. What were these two hypotheses? A) Mitosis is only typical in vertebrates. Meiosis is only typical in invertebrates. B) The two major hypotheses of the time were blending inheritance and inheritance of acquired characteristics. C) Animals use one set of rules for inheritance, while plants use a different set. D) Peas and other domestic plants are unsuited for studies of inheritance, but wild plants are perfectly suited. E) Self-fertilization is the rule in plants, while cross-fertilization is the rule in animals. Answer: B Bloom's Taxonomy: Knowledge/Comprehension Section: 14.1 2) Mendel studies seven different traits in the garden pea. What genetic term is used to describe an observable trait, such as those studied by Mendel? A) genotype B) appearance C) phenotype D) haplotype E) category Answer: C Bloom's Taxonomy: Knowledge/Comprehension Section: 14.1 3) Two plants are crossed, resulting in offspring with a 3:1 ratio for a particular trait. This ratio suggests that _____. A) the parents were true-breeding for contrasting traits B) the particular trait shows incomplete dominance C) a blending of traits has occurred D) the parents were both heterozygous for the particular trait E) each offspring has the same alleles for each of two different traits Answer: D Bloom's Taxonomy: Knowledge/Comprehension Section: 14.2