1 SEM ACC W/RAVEN CARDED
12th Edition
ISBN: 9781265486297
Author: Raven
Publisher: MCGRAW-HILL HIGHER EDUCATION
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Textbook Question
Chapter 23, Problem 2U
a. is based on overall similarity of
b. requires distinguishing similarity due to inheritance from a common ancestor from other reasons for similarity.
c. is not affected by homoplasy.
d. None of the choices is correct.
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Locus heterogeneity refers to a genetic disorder thata. has a heterogeneous phenotype.b. is caused by mutations in two or more different genes.c. involves a structural change in multiple chromosomes.d. is inherited from both parents.
- GENETICS
Locus heterogeneity means that a genetic disordera. has a heterogeneous phenotype.b. is caused by mutations in two or more different genes.c. involves a structural change in multiple chromosomes.d. is inherited from both parents
Chapter 23 Solutions
1 SEM ACC W/RAVEN CARDED
Ch. 23.1 - Prob. 1LOCh. 23.1 - Prob. 2LOCh. 23.2 - Prob. 1LOCh. 23.2 - Prob. 2LOCh. 23.2 - Demonstrate how a cladogram is constructed.Ch. 23.3 - Explain the taxonomic classification system.Ch. 23.3 - Prob. 2LOCh. 23.3 - Prob. 3LOCh. 23.4 - Prob. 1LOCh. 23.4 - Prob. 2LO
Ch. 23.4 - Prob. 3LOCh. 23.5 - Prob. 1LOCh. 23 - Construct a data matrix like the one in figure...Ch. 23 - Prob. 1IQCh. 23 - Prob. 2IQCh. 23 - Prob. 3IQCh. 23 - Prob. 4IQCh. 23 - Overall similarity of phenotypes may not always...Ch. 23 - a. is based on overall similarity of phenotypes....Ch. 23 - The principle of parsimony a. helps evolutionary...Ch. 23 - Parsimony suggests that parental care in birds,...Ch. 23 - The forelimb of a bird and the forelimb of a...Ch. 23 - In order to determine polarity for different...Ch. 23 - In a paraphyletic group a. all species are more...Ch. 23 - A paraphyletic group includes a. an ancestor and...Ch. 23 - Prob. 9UCh. 23 - A taxonomic group that contains species that have...Ch. 23 - Rapid rates of character change relative to the...Ch. 23 - Species recognized by the phylogenetic species...Ch. 23 - Prob. 1SCh. 23 - Identifying outgroups is a central component of...Ch. 23 - As noted in your reading, cladistics is a widely...Ch. 23 - Across many species of limpets, loss of larval...Ch. 23 - Birds, pterosaurs (a type of flying reptile that...Ch. 23 - AID:1825 | 10/04/2018 6. In what sense does the...
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- . The accompanying pedigree concerns a rare inherited dental abnormality, amelogenesis imperfecta.a. What mode of inheritance best accounts for the transmission of this trait? b. Write the genotypes of all family members according to your hypothesisarrow_forwardWhich of the following statements best describe the equation P = G + E + (G X E)?* a. The phenotype is the sum of the genotype and the environment. b. The phenotype of an organism is determined by its genetic traits. c. The phenotype is the total characteristics displayed by an organism that results from the expression of the genes as well as the influence of environmental factors. d. The phenotype is the observable and measurable characteristics of an organism as a result of the interaction of the genes of the organism, environmental factors, and random variation.arrow_forwardWhich of the following statements is true?a. Not all inheritance patterns follow a strict dominant/recessive relationship.b. Geneticists want to understand both inheritance patterns and theunderlying molecular mechanisms that cause them to happen.c. Different inheritance patterns are explained by a variety ofdifferent molecular mechanisms.d. All of the above are true.arrow_forward
- A. Choose which represents descent with modification, A or B? B. Explain your choice, why is it considered a descent with modification?arrow_forwardWhich of the following statements accurately represents the difference between a gene and a locus? a. A gene is dominant, and a locus is recessive. b. A locus and a gene are essentially the same - there is no difference. c. A locus occurs in diploid cells, and a gene occurs in a haploid cell. d. A locus is a phenotype and a gene is a genotype.arrow_forwardis a segment of DNA whose sequence of nucleotides codes for a 7. A protein. a. gene b. chromosome c. karyotype d. characteristic 8. A Is a graphic display of chromosomes, arranged by size and shape. a. genotype b. phenotype C. monotype d. karyotype 9. In purple people eaters, one-horn is dominant and no horns is recessive. Draw a Punnett Square showing the cross of a purple people eater that is heterozygous for horns with a purple people eater that does not have horns. Summarize the genotypes & phenotypes of the possible offspring. 10. Blood typing: a. The father of a child has type AB blood. The mother has type A. Which blood types can their children NOT have? b. A woman with type A blood and a man with type B blood could potentially have offspring with what blood types? c. The mother has type A blood. Her husband has type B blood. Their child has type O blood. The father claims the child can't be his. Is he right?arrow_forward
- For each of the following genetic topics, indicate whether it focuses on transmission genetics, molecular genetics, or population genetics. a. Analysis of pedigrees to determine the probability of someone inheriting a traitb. Study of people on a small island to determine why a genetic form of asthma is prevalent on the islandc. Effect of nonrandom mating on the distribution of genotypes among a group of animals d. Examination of the nucleotide sequences found at the ends of chromosomese. Mechanisms that ensure a high degree of accuracy in DNA replicationf. Study of how the inheritance of traits encoded by genes on sex chromosomes (sex-linked traits) differs from the inheritance of traits encoded by genes on nonsex chromosomes (autosomal traits)arrow_forwardHello Heliodors! (cont.) Trait A For Heliodors, having four arm-like extensions is dominant over having two. In a family of Heliodors, Hayden has four arm-like extensions like his mother Helen. His father, Harry, and sister, Holly both have two. What are the genotypes of everyone in this family of Heliodors? What is Harry's genotype? Not enough information to determine AA (homozygous dominant) aa (homozygous recessive) Aa (heterozygous)arrow_forwardThe chart below is showing 4 generations of a family that is affected by a hereditary disease. a. Is the disorder being tracked dominant or recessive? How do you know? b. There is only one possible genotype for person C. True or False? c. What are the possible genotypes for person A? d. What are the possible genotypes for person B?, e. If two people with the same genotypes as person C's spouse and person A's spouse had a child, what is the probability that the child will be affected by this genetic disorder? (draw a Punnett square using the correct genotypes to help you). % chance offspring will be affected % chance offspring will not be affectedarrow_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_forward. Which of the following terms applies to traits, such as human eye color, that are controlled by more than one gene? A. Codominant B. Polygenic C. Recessive D. Sex-linkedarrow_forwardChoose the statement that is incorrect.a. A son can inherit a recessive allele on anX chromosome from either parent.b. An individual may inherit three or more of eachtype of chromosome characteristic of the species, acondition called polyploidy.c. A female child inherits one X chromosome from hermother and one from her father.d. Pedigree analysis can be used to determine a futurechild’s chance of being born with achondroplasiaarrow_forward
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