Ch-15-Test-Questions no diagram

Which of the following is a map of a chromosome that

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35) Which of the following is a map of a chromosome that includes the positions of genes relative to visible chromosomal features, such as stained bands? A) Linkage map B) Physical map C) Recombination map D) Cytogenetic map E) Banded map Answer: D Topic: Concept 15.3 Skill: Knowledge/Comprehension 36) If a human interphase nucleus contains three Barr bodies, it can be assumed that the person 37) If nondisjunction occurs in meiosis II during gametogenesis, what will be the result at the
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completion of meiosis? 38) If a pair of homologous chromosomes fails to separate during anaphase of meiosis I, what will be the chromosome number of the four resulting gametes with respect to the normal haploid number (n)? 39) A cell that has 2n + 1 chromosomes is A) trisomic. B) monosomic. C) euploid. D) polyploid. E) triploid. Answer: A Topic: Concept 15.4 Skill: Knowledge/Comprehension 40) One possible result of chromosomal breakage is for a fragment to join a nonhomologous chromosome. What is this alteration called? 41) A nonreciprocal crossover causes which of the following products?
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42) In humans, male‐pattern baldness is controlled by an autosomal gene that occurs in two allelic forms. Allele Hn determines nonbaldness, and allele Hb determines pattern baldness. In males, because of the presence of testosterone, allele Hb is dominant over Hn. If a man and woman both with genotype HnHb have a son, what is the chance that he will eventually be bald?
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