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Chromosomal Theory of Inheritance Solutions Library

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Chromosomal Theory of Inheritance

Q. Wild type fruit flies have red eyes. A white-eyed female fly is crossed with a red-eyed male fly. All of the females from the cross are red-eyed an...

Solved • Apr 20, 2020

Chromosomal Theory of Inheritance

Q. Genes located on mitochondrial DNA are usually inherited in what fashion?A. RandomlyB. From the motherC. From the fatherD. Evenly from both the mot...

Solved • Apr 20, 2020

Chromosomal Theory of Inheritance

Q. What is wild type (WT)?A. A gene that has not been manipulated or mutated.B. A gene that has been modified to spread through populations quickly.C....

Solved • Sep 28, 2018

Chromosomal Theory of Inheritance

Q. Wildtype fruit flies have gray bodies (b+) and red eyes (cn+) while mutant fruit flies have black bodies (b) and cinnabar eyes (cn). A parental (P)...

Solved • Sep 27, 2018

Chromosomal Theory of Inheritance

Q. Study the image shown below. Which of the following statements are true?A. Sister chromatids always have the same alleles.B. These homologous chrom...

Solved • Sep 27, 2018

Chromosomal Theory of Inheritance

Q. Analyze the genotypes and phenotypes shown in the Punnet square below. Choose the term that describes the expression of the F gene.A. Sex-linkedB. ...

Solved • Sep 27, 2018

Chromosomal Theory of Inheritance

Q. Why are recessive X-linked traits seen more in human males than in human females? Select all that apply.A. Males have an X chromosome, but females ...

Solved • Sep 26, 2018

Chromosomal Theory of Inheritance

Q. Which of the following statements is true regarding linkage mapping?A. Linkage mapping can be used to determine the exact distance between genes fo...

Solved • Sep 23, 2018

Chromosomal Theory of Inheritance

Q. Independent assortment of chromosomes is a result of A. the random nature of fertilization of ova by sperm.B. the random separation of the sister c...

Solved • Sep 19, 2018

Chromosomal Theory of Inheritance

Q. Which of the following statements is TRUE of linkage?A. All of the traits that Mendel studied - seed color, pod shape, flower color, and others - a...

Solved • Sep 19, 2018

Chromosomal Theory of Inheritance

Q. In cats, black fur color is caused by an X-linked allele, the other allele at this locus causes orange color. The heterozygote is a tortoiseshell. ...

Solved • Sep 18, 2018

Chromosomal Theory of Inheritance

Q. The state of having more than two sets of chromosomes is called _____.A. aneuploidB. dominantC. non-disjunctionD. polyploidE. autosomal

Solved • Sep 15, 2018

Chromosomal Theory of Inheritance

Q. Which ofthe following is required for chromatin to condense into the 30nm fiber?A. histone H1B. chromosomal scaffolding proteinsC. histone tails ex...

Solved • Sep 14, 2018

Chromosomal Theory of Inheritance

Q. Cinnabar eyes is a sex-linked recessive characteristic in fruit flies. If a male having cinnabar eyes is crossed with a wild-type female, what perc...

Solved • Sep 11, 2018

Chromosomal Theory of Inheritance

Q. Protein function is subject to post-translational regulation. Which of the following amino acids is enriched in histones and is modified through me...

Solved • Sep 11, 2018

Chromosomal Theory of Inheritance

Q. Human sex chromosomes, X and Y, _____.A. Have the same lociB. carry the same number of genesC. are homologous only at the pseudo-autosomal regionsD...

Solved • Sep 4, 2018

Chromosomal Theory of Inheritance

Q. Color-blindness is an X-linked recessive disorder. Mike is color-blind. His wife, Meg, is homozygous for the normal color vision allele. Using Punn...

Solved • Aug 29, 2018

Chromosomal Theory of Inheritance

Q. A man homozygous for sickle cell disease (an autosomal recessive disease, i.e. not sex linked) who has normal vision marries a woman heterozygous f...

Solved • Aug 28, 2018

Chromosomal Theory of Inheritance

Q. A true-breeding red-eye female is crossed with a white-eye male, you expect _____ red eye females that are heterozygous (consider in your % the num...

Solved • Aug 25, 2018

Chromosomal Theory of Inheritance

Q. In Drosophila melanogaster, the white-eye mutation is _____ and is represented as _____ for a white eye female.A. gender-linked recessive; w+w+B. g...

Solved • Aug 23, 2018

Chromosomal Theory of Inheritance

Q. Queen Victoria of England was believed to have been a carrier for Hemophilia. She married Prince Albert who was not a hemophiliac. Their chances of...

Solved • Aug 23, 2018

Chromosomal Theory of Inheritance

Q. Predict the frequency of progeny genotypes for the cross: XAXaBb x XaYbb.

Solved • Aug 18, 2018

Chromosomal Theory of Inheritance

Q. _____ is though to be composed of _____.A. The active X chromosome; heterochromatinB. A Barr body; euchromatinC. The centromere; euchromatinD. A te...

Solved • Aug 13, 2018

Chromosomal Theory of Inheritance

Q. Drosophila may be monosomic for chromosome 4, yet remain fertile. A recessive mutant for bent bristles is identified on chromosome 4. Determine the...

Solved • Aug 3, 2018

Chromosomal Theory of Inheritance

Q. Normally in humans a mutant gene on the Y chromosome will be inherited in which of the following ways?A. All of the daughters of a parent with the ...

Solved • Jul 24, 2018

Chromosomal Theory of Inheritance

Q. You do a cross between a white curly haired mouse and a black straight-haired mouse. You do not know if these animals come from true breeding popul...

Solved • Jul 9, 2018

Chromosomal Theory of Inheritance

Q. Red-green color blindness is a recessive sex-linked trait (i.e. it is on the X chromosome). If a color blind man marries a woman with normal vision...

Solved • Jul 9, 2018

Chromosomal Theory of Inheritance

Q. Two parents of genotype AAcc, aaCC are crossed (i.e. AAcc x aaCC). Neither locus is sex-linked. The A and C loci are on different chromosomes. a) G...

Solved • Jul 5, 2018

Chromosomal Theory of Inheritance

Q. In a species of snakes, two parents of genotype Aa are crossed together (Aa x Aa). The locus is not sex-linked.Assume complete dominance of the all...

Solved • Jul 5, 2018

Chromosomal Theory of Inheritance

Q. A black female cat (XBXB) and an orange male cat (XOY) were mated to each other ad produced a male cat that was calico. Which sex chromosomes did t...

Solved • Jul 3, 2018

Chromosomal Theory of Inheritance

Q. A mutation that causes a yellowing of leaves in snapdragon plants was discovered in the early 1900s. Plants with this condition, termed aurea, have...

Solved • Jul 2, 2018

Chromosomal Theory of Inheritance

Q. Give the genotypes of the various individuals in the pedigree shown below (Figure 8.1). Show the alleles as superscripts to the X chromosomes, with...

Solved • Jun 29, 2018

Chromosomal Theory of Inheritance

Q. The following pedigree depicts the inheritance of a hereditary disease affecting the heart. What is the most likely mode of inheritance of this dis...

Solved • Jun 29, 2018

Chromosomal Theory of Inheritance

Q. What characteristic is exhibited by an X-linked trait?a. Only females have the trait.b. Males inherit X-linked traits from their paternal parent on...

Solved • Jun 11, 2018

Chromosomal Theory of Inheritance

Q. All female mammals have one active X chromosome per cell instead of two. What causes this to happen?a. attachment of methyl (-CH3) groups to the X ...

Solved • Jun 7, 2018

Chromosomal Theory of Inheritance

Q. Which approach to determining the likelihood of various genotypes occurring in the offspring of particular parents is easier for you-constructing a...

Solved • May 30, 2018

Chromosomal Theory of Inheritance

Q. What is the chromosomal theory of inheritance?

Solved • May 18, 2018

Chromosomal Theory of Inheritance

Q. Assume that white color (W) is dominant over yellow color (w) in corn. Perform a Punnett square for a cross where pollen from the anthers of a plan...

Solved • Apr 23, 2018

Chromosomal Theory of Inheritance

Q. Sex chromosomes in birds are referred to as “W” and “Z”, with females being the heterogametic sex and males being homogametic for the Z chromosome....

Solved • Dec 4, 2017

Chromosomal Theory of Inheritance

Q. A woman with normal blood clotting factor had a hemophiliac father. If she begins a family with a man whose mother was a hemophiliac, then what is ...

Solved • Dec 4, 2017

Chromosomal Theory of Inheritance

Q. Assume moths have the same sex-determining system as humans. In a species of moth, red wings are caused by an X-linked allele; the other allele at ...

Solved • Dec 1, 2017

Chromosomal Theory of Inheritance

Q. Assume fruit flies have the same sex-determining system as humans. Cinnabar eyes is an X-linked recessive characteristic in fruit flies. If a femal...

Solved • Dec 1, 2017

Chromosomal Theory of Inheritance

Q. A particular inherited abnormality in humans has been shown to be an X-linked recessive trait. In one family seeking professional help from a genet...

Solved • Oct 23, 2017

Chromosomal Theory of Inheritance

Q. In chickens and other birds, the chromosomal basis of inheritance is the opposite of that in humans; i.e., in birds, ZZ homogametic individuals are...

Solved • Oct 23, 2017

Chromosomal Theory of Inheritance

Q. You are given a mouse with short ears and a straight tail from a pure breeding strain and another mouse with long ears and a curly tail, also from ...

Solved • Aug 3, 2017

Chromosomal Theory of Inheritance

Q. The pair of unmatched chromosomes in humans:  a. Are the sex chromosomes b. Are the "X" and "Y" chromosomes c. Determine sex (gender) of humans ...

Solved • Jul 31, 2017

Chromosomal Theory of Inheritance

Q. In humans, the sex of a child is determined by:  a. The sex chromosome in the egg b. The number of autosomes in the sperm c. The number of autos...

Solved • Jul 28, 2017

Chromosomal Theory of Inheritance

Q. People who have a single X chromosome are female, while those with XXY sex chromosomes are males. In order to be a female a human:  a. Must have t...

Solved • Jul 27, 2017

Chromosomal Theory of Inheritance

Q. The Y chromosome is:  a. Larger than the X chromosome b. Contains more genes than the X chromosome c. The same size as the X chromosome d. Smal...

Solved • Jul 27, 2017

Chromosomal Theory of Inheritance

Q. The X chromosome is:  a. Larger than the Y chromosome b. Smaller than the Y chromosome c. The same size as the Y chromosome d. Genetically iden...

Solved • Jul 27, 2017

Chromosomal Theory of Inheritance

Q. The chromosomal designation for a human female is:  a. XYY b. XY c. YY d. XX e. None are correct

Solved • Jul 27, 2017

Chromosomal Theory of Inheritance

Q. The chromosomal designation for a human male is:  a. XX b. XO c. XY d. YY e. XXX

Solved • Jul 27, 2017

Chromosomal Theory of Inheritance

Q. A male expresses an X-linked recessive disorder only if he inherits these alleles from both parents.  a. True b. False

Solved • Jul 27, 2017

Chromosomal Theory of Inheritance

Q. X-linked recessive disorders affect more females than males. a. True b. False

Solved • Jul 27, 2017

Chromosomal Theory of Inheritance

Q. Linkage maps are diagrams of nitrogen base sequences on DNA.  a. True b. False

Solved • Jul 27, 2017

Chromosomal Theory of Inheritance

Q. Thomas Hunt Morgan chose to work with fruit flies in part because they have a short life cycle and large number of offspring.  a. True b. False

Solved • Jul 27, 2017

Chromosomal Theory of Inheritance

Q. A Barr body is:  a. An inactive Y chromosome b. An inactive autosome c. An active X chromosome d. An active Y chromosome e. An inactive X chro...

Solved • Jul 26, 2017

Chromosomal Theory of Inheritance

Q. A male expresses:  a. Only the dominant alleles on his X chromosome b. Both the dominant and recessive alleles on his X chromosome c. Only the h...

Solved • Jul 26, 2017

Chromosomal Theory of Inheritance

Q. Diagrams of gene order and spacing on chromosomes are:  a. Karyotypes b. Phenotypes c. Linkage maps d. Genotypes e. Metabolic maps

Solved • Jul 26, 2017

Chromosomal Theory of Inheritance

Q. Crossing over is more likely to separate genes on a chromosome if they are:a. Close togetherb. Far apartc. Recessive genesd. Dominant genese. Mutat...

Solved • Jul 26, 2017

Chromosomal Theory of Inheritance

Q. Recombinant chromosomes have a mix of paternal and maternal alleles due to: a. Random fertilization b. Linkage c. Independent assortment d. Cro...

Solved • Jul 26, 2017

Chromosomal Theory of Inheritance

Q. Linked genes, by definition, are genes that: a. Are found on the same chromosome b. Have no alleles c. Are found in the same species d. Have mo...

Solved • Jul 26, 2017

Chromosomal Theory of Inheritance

Q. The most common phenotype or allele for a gene in a population is referred to as:  a. The wild type b. The dominant population c. The recessive ...

Solved • Jul 26, 2017

Chromosomal Theory of Inheritance

Q. In humans, alleles are inherited from:  a. Females only (moms) b. Males only (dads) c. Males and females (one allele from each parent) d. Males...

Solved • Jul 26, 2017

Chromosomal Theory of Inheritance

Q. Could a colorblind man pass his gene for colorblindness on to his sons? Show the cross or crosses to support your answer. What would be the genot...

Solved • Jul 26, 2017

Chromosomal Theory of Inheritance

Q. Color blindness is a sex-linked recessive. A girl with normal vision whose, father was colorblind, marries a colorblind man. What will be the genot...

Solved • Jul 26, 2017