BIOLOGY: CONCEPTS & INVESTIGATIONS LL>C
4th Edition
ISBN: 9781264013548
Author: Hoefnagels
Publisher: MCG CUSTOM
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Textbook Question
Chapter 10, Problem 8MCQ
How can epistasis decrease the number of
- a. One gene may mask the expression of another gene.
- b. One allele may mask the expression of another allele of the same gene.
- c. Genes may become silenced after exposure to certain environmental cues.
- d. Genes may be inactivated if they are on an X chromosome.
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Students have asked these similar questions
What is Epistasis?
A) When one gene effect another
B) When one gene effect multiple phenotype
C) When one gene causes another gene to mutate
What is a sex-limited gene? a. A gene on the X chromosome b. A gene on the Y chromosome c. A gene that sex hormones activate d. A gene that becomes active during sexual activity
Use the pedigree to answer the question.
How is this trait inherited?
A. The trait is epistatic.
B. The trait is X-linked.
C. The trait is dominant.
D. The trait is recessive.
Chapter 10 Solutions
BIOLOGY: CONCEPTS & INVESTIGATIONS LL>C
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 - How are pedigrees helpful in determining a...Ch. 10.8 - Prob. 2MCCh. 10.9 - Prob. 1MCCh. 10.9 - What is polygenic inheritance, and how is it...Ch. 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 - Each letter below represents an allele. Which of...Ch. 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. 9MCQCh. 10 - Prob. 10MCQCh. 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 - Prob. 14WIOCh. 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. 1PITCh. 10 - Explain the effects of a mutation, using allele,...Ch. 10 - 3. Add meiosis, gametes, incomplete dominance,...
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- Which has a more lasting effect on a cell—a change in the genotype or a change in the phenotype?arrow_forwardWhich process leads to independent assortment? a)The process of separating chromosomes b)The random alignment of homologs with respect to the others on the metaphase plate c)The process of forming the mitotic spindle d)The process of cytokinesisarrow_forwardWhy are males more prone to having x-linked recessive disorders?a. Because the y chromosome is smaller than the x chromosome. b. Because the y chromosome is weaker than the X chromosome c. Because there is a chromosome that will inhibit the eexpression of the defective gene. d. Because there is no other chromosome that will mask the other defective chromosomearrow_forward
- Which process results in two daughter cells each having the same number of chromosomes as the parent?arrow_forwardWhich event leads to a diploid cell in a life cycle? a. meiosis b. fertilization c. alternation of generations d. mutationarrow_forwardEvaluate the statement: “Epigenetic information is highly dynamic in early development.”arrow_forward
- Answer in two to three sentences How does epigenetics impact the nature vs. nurture debate?arrow_forwardHow is this trait inherited? A. The trait is epistatic. B. The trait is X-linked. C. The trait is dominant. D. The trait is recessive.arrow_forwardWhat mechanism do mammals use to compensate for the difference in X chromosome numbers in females versus males?arrow_forward
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