BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
10th Edition
ISBN: 9781305967359
Author: STARR
Publisher: CENGAGE L
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Textbook Question
Chapter 13, Problem 15SA
Match the terms with the best description.
| ___ dihybrid cross | a.
|
| ___ monohybrid cross | b.
|
| ___ homozygous condition | c.
|
| ___ heterozygous condition | d.
|
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Match the terms with the best description.___ dihybrid cross a. bb___ monohybrid cross b. AaBb × AaBb___ homozygous condition c. Aa___ heterozygous condition d. Aa × Aa
Which of the following is a phenotype?
a. Aa
b. red hair
c. Heterozygous
d. DNA
a)recessive epistasis
b)duplicate recessive epistasis
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d)normal allelic gene interaction
Chapter 13 Solutions
BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
Ch. 13 - A heterozygous individual has _______ for a trait...Ch. 13 - An organisms observable traits constitute its...Ch. 13 - In genetics, F stands for filial, which means...Ch. 13 - The offspring of the cross AAaa are ________. a....Ch. 13 - The second-generation offspring of a cross between...Ch. 13 - Refer to question 4. Assuming complete dominance,...Ch. 13 - Independent assortment means _______. a. alleles...Ch. 13 - A testcross is a way to determine _________. a....Ch. 13 - Assuming complete dominance, crosses between two...Ch. 13 - The probability of a crossover occurring between...
Ch. 13 - True or false? All traits are inherited in a...Ch. 13 - One gene that affects three traits is an example...Ch. 13 - ________ in a trait is indicated by a bell curve.Ch. 13 - The phenotype of individuals heterozygous for...Ch. 13 - Match the terms with the best description. ___...Ch. 13 - Mendel crossed a true-breeding pea plant with...Ch. 13 - Assuming that independent assortment occurs during...Ch. 13 - Determine the predicted genotype frequencies among...Ch. 13 - Prob. 4GPCh. 13 - A single allele gives rise to the HbS form of...Ch. 13 - In sweet pea plant, an allele for purple flowers...
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- 7. A test cross in dihybrid cross will give a ______ ratio of genotypes. A. 1:2:2:3 B. 1:1:1:1 C. 1:1:1:2 D. 1:2:3:4arrow_forwardDetached earlobes (D) are dominant to attached earlobes (d). A heterozygous person is crossed with a homozygous recessive person. Which of the following correctly describes this cross? A. DD x DD B. DD x Dd C. Dd x Dd D. Dd x ddarrow_forwardFigure 3 shows the karyotypes of two individuals suffering from a genetic disorder. a) Name the genetic disorder for individuals A and B. b) Give three characteristics of individual B. c) What is the gender of individual A?arrow_forward
- Having dimples (D) is dominant over not having dimples (d). A dimpled woman (whose father had no dimples and whose mother did have dimples) marries a man whose mother had no dimples, whose father had no dimples, and whose grandparents on his father’s side did have dimples! a)What are the genotypes of the man and woman? b) Show the cross. c)How many different genotypes are possible among the offspring? d)How many different phenotypes are possible among the offspring? e)What is the probability of getting DD offspring? f) What is the probability of getting dd offspring? g) What is the probability of getting dimpled offspring? h) What is the probability of getting offspring with no dimples? i)What is the probability of getting homozygous offspring?arrow_forwardIn diseases with a recessive inheritance linked to sex (X chromosome), from the mother: A. 50% of women and 50% of men are affected. B. The woman is always affected by the disease. C. The man is always affected by the disease. D. 50% of women are affected.arrow_forwardThe type of cross described in question 2 is (a) an F2 cross (b) a dihybrid cross (c) a test cross (d) a two-point test cross (e) none of the precedingarrow_forward
- . A man with a blood type AB is married to a woman with blood type A. They have natural children and one adopted child. These are the children with their blood type: Baltazar has blood type A, Melchor has blood type AB and Melchor has blood type O. a. Who was adopted? b. What genetic problem is this? (monohybrid, dihybrid or multiple allele) c. Show the Punnett square.arrow_forwarda cross between AaBb and aaBb should give what phenotypic ratio? A. 7:1 B. 15:1 C. 3:1 D. 1:1 E. B and Darrow_forwardThe genetic disease hemophilia A is a sex-linked trait. Jane has an uncle on her father's side of the family who has hemophilia A, her father does not have hemophilia A. On Jane's mother's side of the family there has never been a case of hemophilia A. Should Jane be concerned about passing the gene for hemophilia A to her own children? Explain your answer.arrow_forward
- Assume that two parents with normal vision have a son who has red-green color blindness. Which parent is responsible for the son’s color blindness? a. the mother b. the father c. either parent d. None of these are correctarrow_forwardA dog breeder liked yellow and brown Labrador retrievers. In an attempt to produce yellow and brown puppies, he mated a yellow Labrador male and a brown Labrador female. Unfortunately, all the puppies produced in this cross were black. a. Explain this result. b. How might the breeder go about producing yellow and brown Labradors?arrow_forwardHemophilia in humans is due to a mutation on the X chromosome. What will be the result of mating between a normal (non-carrier) female and a hemophiliac male? A. Half of the daughters are normal and half of the sons are hemophiliacs. B. All sons are normal and all daughters are carriers. C. All daughters are normal and all sons are carriers. D. Half of the children are normal and the other half are hemophiliacs; All daughters are carriers.arrow_forward
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