Biology: Concepts and Investigations
5th Edition
ISBN: 9781260259049
Author: Hoefnagels
Publisher: MCG
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Chapter 10, Problem 6MCQ
Refer to the linkage map in figure 10.16b. A crossover event is most likely to occur between which pair of genes?
- a. w and v
- b. y and r
- c. y and w
- d. v and m
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Known deletions (1–6) were crossed to each other. The following chart shows which crosses produced wild-type offspring (+) and which crosses produced no wild-type offspring (−). Point mutants (a–f) were then crossed to these deletions. The results of these crosses are shown in the second chart. Which two deletions have the greatest distance between them?
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A geneticist determines that the order of four genes on a specific chromosome is CABD because the recombination frequencies were 35% for C-D, 24% for A-D, 23% for B-D, and 10% for A-B. What has the geneticist constructed?
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Chapter 10 Solutions
Biology: Concepts and Investigations
Ch. 10.1 - Describe the relationships among chromosomes, DNA,...Ch. 10.1 - Prob. 2MCCh. 10.2 - Why did Gregor Mendel choose pea plants as his...Ch. 10.2 - Distinguish between dominant and recessive;...Ch. 10.2 - Prob. 3MCCh. 10.3 - What is a monohybrid cross, and what are the...Ch. 10.3 - How are Punnett squares helpful in following...Ch. 10.3 - Prob. 3MCCh. 10.3 - How does the law of segregation reflect the events...Ch. 10.4 - Prob. 1MC
Ch. 10.4 - Prob. 2MCCh. 10.4 - How can the product rule be used to predict the...Ch. 10.5 - How do patterns of inheritance differ for unlinked...Ch. 10.5 - What is the difference between recombinant and...Ch. 10.5 - Prob. 3MCCh. 10.6 - Prob. 1MCCh. 10.6 - Differentiate between pleiotropy and epistasis.Ch. 10.6 - How can the same phenotype stem from many...Ch. 10.6 - Figures 10.18 and 10.20 show two ways that a...Ch. 10.7 - Prob. 1MCCh. 10.7 - Prob. 2MCCh. 10.7 - Why do males and females express recessive...Ch. 10.7 - Prob. 4MCCh. 10.8 - Prob. 1MCCh. 10.8 - Prob. 2MCCh. 10.9 - Prob. 1MCCh. 10.9 - Prob. 2MCCh. 10.10 - Prob. 1MCCh. 10.10 - Prob. 2MCCh. 10 - In the list of four terms below, which term is the...Ch. 10 - According to Mendel, if an individual is...Ch. 10 - Prob. 3MCQCh. 10 - Which of the following is a possible gamete for an...Ch. 10 - Use the product rule to determine the chance of...Ch. 10 - Refer to the linkage map in figure 10.16b. A...Ch. 10 - How can epistasis decrease the number of...Ch. 10 - Prob. 8MCQCh. 10 - Prob. 9MCQCh. 10 - Prob. 1WIOCh. 10 - Prob. 2WIOCh. 10 - Some people compare a homologous pair of...Ch. 10 - How did Mendel use evidence from monohybrid and...Ch. 10 - Prob. 5WIOCh. 10 - Prob. 6WIOCh. 10 - Prob. 7WIOCh. 10 - Prob. 8WIOCh. 10 - Prob. 9WIOCh. 10 - A family has an X-linked dominant form of...Ch. 10 - X inactivation explains the large color patches in...Ch. 10 - Prob. 12WIOCh. 10 - Prob. 13WIOCh. 10 - Design an experiment using twins to determine the...Ch. 10 - Prob. 1GPCh. 10 - In Mexican hairless dogs, a dominant allele...Ch. 10 - A species of ornamental fish comes in two colors;...Ch. 10 - Two lizards have green skin and large dewlaps...Ch. 10 - Prob. 5GPCh. 10 - Prob. 6GPCh. 10 - Prob. 7GPCh. 10 - Prob. 8GPCh. 10 - Prob. 9GPCh. 10 - Prob. 1PITCh. 10 - Explain the effects of a mutation, using allele,...Ch. 10 - 3. Add meiosis, gametes, incomplete dominance,...
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- A crossover has occurred in the bivalent shown figure.If a second crossover occurs in the same region between these twogenes, which two chromatids would be involved to produce thefollowing outcomes?A. 100% recombinantsB. 0% recombinantsC. 50% recombinantsarrow_forwardA cross is made between a white-eyed female fruit fly and a redeyed male. What would be the reciprocal cross?a. Female is XwXwand male is XwY.b. Female is Xw+Xw+and male is Xw+Y.c. Female is Xw+Xw+and male is XwY.d. Female is XwXwand male is Xw+Yarrow_forwardThe mating below shows the sex chromosome found in two parents and their resulting offspring. Use this family information to answer the following questions. Xfmr1 Y x Xfmr1 XFMR1 → XFMR1 XFMR1Y How many Barr bodies would the child have? a. 3 b. 2 c. 1 d. 0 e. Cannot be determinedarrow_forward
- An individual with two different alleles at a locus is a(n) Group of answer choices A. clone B. hemizygote C. homozygote D.heterozygotearrow_forwardHow can the order of three linked genes (A, B, and C) on the same chromosome be determined? A. Calculating the frequency of recombination between genes. B. Gene order cannot be determined by looking at the results of a cross. C. Look for parental phenotypes. D. Look for single-crossover phenotypes involving the wild-type and mutant alleles of genes A, B, and C.arrow_forwardTaking into consideration the following figure, which second crossover would have to occur (number of chromosomes) and between which genes the crossover would have to occur to generate the next arrangement of genotypes in the gametes. a. 1 and 3 between B and C b. 3 and 4 between A and B c. 2 and 3 between A and B d. 3 and 4 between B and C e. 1 and 4 between A and B f. 2 and 4 between B and Carrow_forward
- As a biologist, you complete a test cross between fly offspring to gain information about how two genes interact. You find that 20% of these test cross offspring are parental types and 80% are recombinant types. Which of the following is true based on these results? a. The alleles of the genes in question did not go through independent assortment b. The genes in question are likely located on different chromosomes c. There is a 100% frequency of recombination in this test cross d. Most of the test cross offspring look like their parentsarrow_forwardTwo genes are located at opposite ends of a chromosome that is 200 map units long. How are they expected to recombine? a. With a frequency of approximately 50% b. With a frequency of approximately 100% c. With a frequency of approximately 200% d. With unknown frequency because of double crossing-overarrow_forwardWhat is the most likely order of the linked genes R, S, and T if the distance between R and S is 22 cM, the distance between S and T is 8cM, and the distance between R and T is 14 cM? A. R S T B. T R S C. Cannot be determined D. S T Rarrow_forward
- Given the following frequency, what is the sequence of the chromosome map? D-A: 6%; D-E: 12%; V-E: 2%; and D-V:8% A. EVAD B. DVAE C. DAVE D. VDEAarrow_forwardUse the picture below to answer the questions that follow. A ∞ SE Which of letters indicate: 1) identical molecules of DNA [Select] B 2) similar molecules of DNA, can have different alleles [Select] 3) the result of S phase [Select] 4) Do the two chromosomes (red and blue) have the same genes? [Select]arrow_forwardA cross between two pea plants with genotypes PpLI and PpLI results in an F1 generation that is 25% PPLL, 50% PpLI, and 25% ppll. Which reason most likely explains why other possible genotypes are not present? Choose 1 answer. A.The genes underwent independent assortment B.The loci of the genes are close together. C.The loci of the genes are on different chromosomes. D.Crossing over occurred between chromosomes.arrow_forward
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genetic recombination strategies of bacteria CONJUGATION, TRANSDUCTION AND TRANSFORMATION; Author: Scientist Cindy;https://www.youtube.com/watch?v=_Va8FZJEl9A;License: Standard youtube license