Biology
12th Edition
ISBN: 9781259296529
Author: Mader
Publisher: MCG
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Textbook Question
Chapter 11, Problem 8A
Cystic fibrosis is an example of a/an trait.
a. autosomal dominant
b. autosomal recessive
C. X-Iinked
d. incomplete dominant
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a)recessive epistasis
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A trait that is present in a male child but not in either of his parents is characteristic of inheritance. a. autosomal dominant b. autosomal recessive c. X-linked recessive d. It is impossible to answer this question without more information
An individual could be considered a carrier of a recessive trait if their genotype is:
A. Homozygous Dominant
B. Homozygous Recessive
C. Heterzygous
D. None of the above.
Chapter 11 Solutions
Biology
Ch. 11.1 - Explain the difference between the particulate...Ch. 11.1 - Explain why the garden pea was a good choice for...Ch. 11.2 - Summarize how Mendel's laws of independent...Ch. 11.2 - Explain why the Tt and TT genotypes both have the...Ch. 11.2 - Calculate the probability of producing an Aabb...Ch. 11.3 - Summarize how to distinguish an autosomal...Ch. 11.3 - 2. Construct a pedigree of Ivar Ragnarsson's...Ch. 11.4 - Prob. 1CYPCh. 11.4 - Prob. 2CYPCh. 11.4 - Prob. 3CYP
Ch. 11 - How may a pedigree pattern be used to determine if...Ch. 11 - Prob. 1NS.2QCCh. 11 - Prob. 1ACh. 11 - Prob. 2ACh. 11 - Prob. 3ACh. 11 - In peas, yellow seed (h is dominant over green...Ch. 11 - 5. In guinea pigs, smooth coat (S) is dominant...Ch. 11 - In horses,B= black coat,b= brown coat,T= trotter,...Ch. 11 - Prob. 7ACh. 11 - Cystic fibrosis is an example of a/an trait. a....Ch. 11 - Prob. 9ACh. 11 - Prob. 10ACh. 11 - Prob. 11ACh. 11 - Prob. 12ACh. 11 - Prob. 13ACh. 11 - Prob. 14ACh. 11 - Prob. 1TSCh. 11 - Prob. 2TSCh. 11 - Prob. 3TSCh. 11 - Prob. 4TS
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- A recessive trait will be observed in individuals that are ________ for that trait. a. heterozygous b. homozygous or heterozygous c. homozygous d. diploidarrow_forwardPolydactyly is a congenital physical anomaly in in humans, dogs, cats; and having supernumerary fingers or toes. If it is an autosomal dominant trait, when is a genotype of a person that shows normal phenotype? a. heterozygous recessive b. heterozygous dominant c. homozygous recessive d. homozygous dominantarrow_forwardWhen crossing two fruit flies with red eyes, which is a dominant trait, half of the male offspring are born with white eyes, but none of the females are. What is this an example of? A. an autosomal recessive trait B. an autosomal dominant trait C. an X-linked recessive trait D. an X-linked dominant traitarrow_forward
- Baldness is a phenomenon where individuals lose hair as they grow older. As an X-linked recessive gene, what instances do females manifest this trait? a. heterozygous recessive b. heterozygous dominant c. homozygous recessive d. homozygous dominantarrow_forwardA ________ trait will be observed only in individuals that are homozygous for that trait. a - codominant b - recessive c - dominantarrow_forwarda man has simpson syndrome, an addiction to certain television series. his wife does not have this syndrome. the couple has four children. A) can this syndrome be caused by autosomal recessive gene? B) Can it be caused by an x linked recessive allele ? C) What about wiggly ears?arrow_forward
- 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.arrow_forwardAssume 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_forwardColorblindness is a recessive x-linked trait. Which genotype represents a male with normal vision? a. XNXN b. XYN c. XnY d. XNYarrow_forward
- Choose the MOST LIKELY inheritance pattern for the trait shown in the pedigree. a. Sex-linked dominant b. Autosomal recessive c. Sex-linked recessive d. Autosomal Dominantarrow_forwardBrown hair is determined by an autosomal dominant allele: “B”. Blond hair is determined by the autosomal recessive allele: “b”. A.) George is heterozygous for this trait. What is his genotype? B.) What is George's phenotype for this trait? C.) What percent of George's sperm contain the B allele?arrow_forwardWhen a trait is only expressed in the presence of two identical alleles, the genotype is a. Heterozygous dominant b. Homozygous dominant c. Homozygous recessive d. Heterozygous recessivearrow_forward
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