Essentials of Genetics (9th Edition) - Standalone book
9th Edition
ISBN: 9780134047799
Author: William S. Klug, Michael R. Cummings, Charlotte A. Spencer, Michael A. Palladino
Publisher: PEARSON
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Chapter 4, Problem 19PDQ
In another cross, the frog geneticist from Problem 18 mated two purple, utterers with the results shown here. What were the genotypes of the parents?
9/16 purple, utterers
3/16 purple, mutterers
3/16 green, utterers
1/16 green, mutterers
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In another cross, the frog geneticist from attached problem mated two purple, utterers with the results shown here. What were thegenotypes of the parents?
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Chapter 4 Solutions
Essentials of Genetics (9th Edition) - Standalone book
Ch. 4 - CASE STUDY | But he isn't deaf Researching their...Ch. 4 -
CASE STUDY | But he isn’t deaf
Researching...Ch. 4 - CASE STUDY | But he isn't deaf Researching their...Ch. 4 - HOW DO WE KNOW? In this chapter, we focused on...Ch. 4 - Review the Chapter Concepts list on page 53. These...Ch. 4 - In Shorthorn cattle, coat color may be red, white,...Ch. 4 -
4. With regard to the ABO blood types in humans,...Ch. 4 - In foxes, two alleles of a single gene, P and p,...Ch. 4 - Three gene pairs located on separate autosomes...Ch. 4 - As in the plants of Problem 6, color may be red,...
Ch. 4 -
8. The following genotypes of two independently...Ch. 4 - Given the inheritance pattern of coat color in...Ch. 4 - A husband and wife have normal vision, although...Ch. 4 - In humans, the ABO blood type is under the control...Ch. 4 - In goals, development of the beard is due to a...Ch. 4 -
13. In cats, orange coal color is determined by...Ch. 4 - In Drosophila, an X-linked recessive mutation,...Ch. 4 - Another recessive mutation in Drosophila, ebony...Ch. 4 - While vermilion is X-linked in Drosophila and...Ch. 4 - In pigs, coat color may be sandy, red, or white. A...Ch. 4 - A geneticist from an alien planet that prohibits...Ch. 4 - In another cross, the frog geneticist from Problem...Ch. 4 - In cattle, coats may be solid white, solid black,...Ch. 4 - Consider the following three pedigrees, all...Ch. 4 - Labrador retrievers may be black, brown, or golden...Ch. 4 - Three autosomal recessive mutations in Drosophila,...Ch. 4 -
24. Horses can be cremello (a light cream...Ch. 4 - Pigment in the mouse is produced only when the C...Ch. 4 - Five human matings numbered 1–5 are shown in the...Ch. 4 - Two mothers give birth to sons at the same time at...Ch. 4 - In Dexter and Kerry cattle, animals may be polled...Ch. 4 - What genetic criteria distinguish a case of...Ch. 4 -
30. The specification of the anterior-posterior...Ch. 4 - The maternal-effect mutation bicoid(bcd)is...Ch. 4 -
32. Students taking a genetics exam were...Ch. 4 - In four o'clock plants, many flower colors are...Ch. 4 - Prob. 34PDQ
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- You want to determine whether genes a and b are linked. What cross would you use and why? How would this cross tell you if they are linked?arrow_forwardUsing the graph in Figure 11-20, determine how many offspring were involved in the hypothetical cross studying skin color. What percentage had the lightest skin possible? the darkest skin possible?arrow_forwardIn the same cross as question #1, what fraction of the offspring will have their father's genotype for both traits?arrow_forward
- You cross a pea plant with the genotype AaBbCcDd with a pea plant that is AABbCCdd. What is the probability that you get an offspring with the genotype AaB_C_dd?arrow_forwardA pea plant heterozygous for plant height, podshape, and flower color was selfed. The progenyconsisted of 272 tall, inflated pods, purple flowers;92 tall, inflated, white flowers; 88 tall, flat pods,purple; 93 dwarf, inflated, purple; 35 tall, flat, white;31 dwarf, inflated, white; 29 dwarf, flat, purple;11 dwarf, flat, white. Which alleles are dominantin this cross?arrow_forwardIn terms of a chi-square analysis, what ratio would be tested for the offspring of a monohybrid cross involving a pure-breeding dominant condition mated with a pure-breeding recessive condition?arrow_forward
- Two plants, both heterozygous for the gene that controls flower color are crossed. What percentage of the offspring will have purple flowers? ______What percentage will have white flowers?arrow_forwardA heterozygous purple bird was crossed with a blue-feathered bird. One white-feathered offspring resulted from the cross. What is the genotype of the blue-feathered bird? (3 marks - 2 marks for the correct genotype with an explanation as to how you determined your answer, 1 mark for the Punnett square)arrow_forwardOver the years, Mendel experimented with more than 30,000 pea plants. Why did Mendel collect data on so many plants? Why didn’t he study just one cross? Hint: Read “What Are the Odds?” on page 124 before answering.arrow_forward
- If several pea plants with the genotype TtYy are crossed with pea plants with the genotype TtYy, what is the probability of producing the genotype TTYY in offspring? A. 1/16 B. 1/2 C.1/4 D.1/8arrow_forwardIn pea plants, green color (G) is dominant to albino (g). If we cross two pea plants that are heterozygous for color, what would be the expected phenotype ratio of the offspring? Do the Punnett square and write the phenotypic ratio in the space belowarrow_forwardIn pea plants, inflated pod is governed by a completely dominant gene and a constricted pod by a recessive gene. Another independently segregating dominant gene produces green pod while recessive gene produces yellow pod. Give the genotypes of the parents in each of the crosses given below.arrow_forward
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