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Genetic Counseling Solutions Library

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95 solutions

Genetic Counseling

Q. Given the information about mitochondrial inheritance as an example of extrachromosomal inheritance, answer the questions that follow.- Mitochondri...

Solved • Oct 4, 2018

Genetic Counseling

Q. This hypothetical pedigree for a disease in humans illustrated inheritance that is:A. autosomal dominantB. carried on the Y chromosomeC. sex-linked...

Solved • Sep 29, 2018

Genetic Counseling

Q. What would be the genotype of the circled individual assuming the most likely inheritance pattern in the pedigree above.A. XbYB. XBYC. BBD. XBXBE. ...

Solved • Sep 25, 2018

Genetic Counseling

Q. Assume that the disorder shown in the pedigree below is arare disease that results from a defect in mitochondrial DNA. If individual III-8 has a da...

Solved • Sep 23, 2018

Genetic Counseling

Q. Hemophilia C is an autosomal recessive disorder. Complete the Punnet square and answer the questions below, given only the following:Jenny and Mike...

Solved • Sep 20, 2018

Genetic Counseling

Q. Complete the Punnet square and answer the questions below given only the following:John's parents are Donna, a carrier for Hemophilia A, and Tony w...

Solved • Sep 20, 2018

Genetic Counseling

Q. What would be Mom's genotype and phenotype forcolor blindedness, an X-linked recessive trait?A. Mom would have the genotype XBXB and would be color...

Solved • Sep 19, 2018

Genetic Counseling

Q. A genetic disorder affected a family as shown in the pedigree below. Affected individuals are indicated by a closed square (male) or circle (female...

Solved • Sep 19, 2018

Genetic Counseling

Q. A man has extra digits (six fingers on each hand and six toes on each foot). His wife and their daughter have a normal number of digits. Having ext...

Solved • Sep 18, 2018

Genetic Counseling

Q. In the following human pedigree, how would you predict the trais to be passed on?A. autosomal dominantB. autosomal recessiveC. X-linked recessiveD....

Solved • Sep 17, 2018

Genetic Counseling

Q. In the following pedigre, what does the double line between individuals 4 and 5 of generation IV indicate?A. identical twinsB. dizygotic twins C. p...

Solved • Sep 14, 2018

Genetic Counseling

Q. A woman with an X-linked disorder has two sons and two daughters with her unaffected husband. Their fist son, who is also affected by the disease, ...

Solved • Sep 14, 2018

Genetic Counseling

Q. If a person has two normal copies of the hemoglobin allele, which statements are true? Select all that apply.A. The person is heterozygous at the h...

Solved • Sep 2, 2018

Genetic Counseling

Q. Mitochondrial DNA is inherited maternally. How many of the members of the pedigree (given below) have the same mitochondrial DNA as the shaded indi...

Solved • Aug 29, 2018

Genetic Counseling

Q. What mode of inheritance is seen in the pedigree below?A. Autosomal dominantB. X-linked dominantC. X-linked recessiveD. Mitochondrial linkedE. Y-li...

Solved • Aug 26, 2018

Genetic Counseling

Q. Use the pedigree in this picture to explain if it represents a recessive or dominant condition and give the possible phenotypes representing your a...

Solved • Aug 24, 2018

Genetic Counseling

Q. The given pedigree below is of a genetic condition which gives affected individuals a star-shaped mark on their neck. The shaded individuals all ca...

Solved • Aug 18, 2018

Genetic Counseling

Q. Is the 12th chromosome that you received at conception from your mother the same as your great grandmother's 12th chromosome? Use your knowledge fr...

Solved • Aug 13, 2018

Genetic Counseling

Q. What is the function of a gene?

Solved • Aug 6, 2018

Genetic Counseling

Q. The mutant strain maroon-like has an X-linked mutant allele (Xm) that results in deep maroon-colored eyes in homozygous females and hemizygous male...

Solved • Aug 4, 2018

Genetic Counseling

Q. Look at the pedigree below. What is the genotype of the parents of individuals 1, 2, and 3?A. cannot be determinedB. ffC. FfD. FF

Solved • Aug 2, 2018

Genetic Counseling

Q. Look at the pedigree. If individual 3 marries a carrier for cystic fibrosis, what would be the chance of cystic fibrosis in their children?A. 75% c...

Solved • Aug 2, 2018

Genetic Counseling

Q. Look at the pedigree below. Let's say that individual 2 has achild with a man who does not have the disease and is not a carrier (FF). What are the...

Solved • Aug 2, 2018

Genetic Counseling

Q. Individuals III-3 and III-3 are expecting their first child when they became aware that they both havea family history of this recessive condition....

Solved • Aug 1, 2018

Genetic Counseling

Q. The following pedigree shows _____ type of inheritance.A. dominantB. both dominant and recessiveC. not enough informationD. recessive

Solved • Jul 31, 2018

Genetic Counseling

Q. Based on the pedigree shown below, what is the genotype of II-1?A. AAB. aaC. AaD. AA or AaE. Aa or aaF. AA or aaG. AA or Aa or aa

Solved • Jul 30, 2018

Genetic Counseling

Q. Based on the pedigree shown below, what is the genotype of IV-3?A. AAB. aaC. AaD. AA or AaE. Aa or aaF. AA or aaG. AA or Aa or aa

Solved • Jul 30, 2018

Genetic Counseling

Q. The hemophilia disease is caused by an X-linked recessive gene (gene H). The pedigree of a family with history of hemophilia disease is shown below...

Solved • Jul 27, 2018

Genetic Counseling

Q. How many female who have the disease in this pedigree?A. 1B. 2C. 3D. 4E. 5F. 6G. 7

Solved • Jul 27, 2018

Genetic Counseling

Q. Which of the following is the clearest indication in a pedigree that a trait is dominant?A. A father passing on a trait to his daughterB. Two affec...

Solved • Jul 25, 2018

Genetic Counseling

Q. Indicate the genotypes of the individuals in the pedigree chart below by placing AA, Aa, or aa below the squares and circles.

Solved • Jul 24, 2018

Genetic Counseling

Q. Galactosemia is a disorder that results from the inheritance of two recessive alleles (ex. aa genotype). Indicate the possible genotypes of the ind...

Solved • Jul 24, 2018

Genetic Counseling

Q. Hemophelia is an X-Linked recessive trait. A woman who does not have hemophelia, has a father that does. If she has children with another man who d...

Solved • Jul 24, 2018

Genetic Counseling

Q. If a man with full color vision has a child with a woman with a full color vision whose father was red-green color blind (cb), what is the probabil...

Solved • Jul 24, 2018

Genetic Counseling

Q. Look at the pedigree shown. What is the most likely pattern of inheritance for this trait?A. X-linked dominantB. X-linked recessiveC. Autosomal dom...

Solved • Jul 19, 2018

Genetic Counseling

Q. Consider the following pedigree of a rare autosomal recessive disease. Assume all people marrying into the pedigree do not carry the abnormal allel...

Solved • Jul 18, 2018

Genetic Counseling

Q. Retinitis pigmentosum (RP) is a rare inherited condition that eventually results in the loss of night vision. The pedigrees below describe three fa...

Solved • Jul 18, 2018

Genetic Counseling

Q. Joshua, age 18, is color blind. His mother and father have normal vision, but his mother's father (Joshua's maternal grandfather) is color blind. A...

Solved • Jul 17, 2018

Genetic Counseling

Q. Which of the choices below is a characteristic of the pedigree of a dominant trait?A. From matings in which one parent is affected, approximately h...

Solved • Jul 17, 2018

Genetic Counseling

Q. John and Sue are expecting a child, but are concerned about a rare autosomal recessive disease that is present in both of their families. In the pe...

Solved • Jul 17, 2018

Genetic Counseling

Q. Alpers' disease is a mitochondrially inherited disease with symptoms that include seizures, dementia, blindness, liver dysfunction, and cerebral de...

Solved • Jul 13, 2018

Genetic Counseling

Q. Suppose that Jess has mycotonic dystrophy and shows traits such as uncontrolled muscle activity. Jess's mother, Rose, is dystrophic, but her father...

Solved • Jul 13, 2018

Genetic Counseling

Q. Huntington's disease, which causes degeneration of neurons, runs in Maria's family. Huntington's is a heritable autosomal dominant genetic disease....

Solved • Jul 13, 2018

Genetic Counseling

Q. If a male with an X-linked recessive disease mates with a female who is a carrier for the disease, what percentage of their male and female offspri...

Solved • Jul 12, 2018

Genetic Counseling

Q. A husband and wife have normal vision, although both of their fathers are red-green color-blind, an inherited X-linked recessive condition.A. Give ...

Solved • Jul 11, 2018

Genetic Counseling

Q. The pedigree shown below is typical of :A. An autosomal dominant mutation.B. An autosomal recessive mutationC. An X-linked mutationD. A mitochondri...

Solved • Jul 10, 2018

Genetic Counseling

Q. The enzyme glucose-6-phosphate dehydrogenase (G6PD) deficiency is inherited as a recessive gene on the X-chromosome in humans. Below is a pedigree ...

Solved • Jul 10, 2018

Genetic Counseling

Q. Red-green color blindnessis an X-linked recessive trait in humans. Polydactyly (extra fingers and toes) is an autosomal dominant trait. Martha has ...

Solved • Jul 6, 2018

Genetic Counseling

Q. Five generations back, you have learned that your great great grandmother had a rare autosomal recessive disease that is manifested by the strange ...

Solved • Jul 5, 2018

Genetic Counseling

Q. Assume that this pedigree reflects the inheritance of an autosomal recessive disease allele. Use 'a' for the recessive allele and 'A' for the corre...

Solved • Jul 5, 2018

Genetic Counseling

Q. Hemopphilia is an X-linked recessive disorder in humans. If a heterozygous woman has children with an unaffected man, what are the odds of the foll...

Solved • Jul 3, 2018

Genetic Counseling

Q. Examine the pedigree below:a) What is the inheritance pattern of this disorder? Justify your answer.b) What is the probability that BOTH of the dau...

Solved • Jul 3, 2018

Genetic Counseling

Q. If two parents who are heterozygous for eye color mate, what is the probability their first two children will have blue eyes (assume they do not ha...

Solved • Jul 2, 2018

Genetic Counseling

Q. Ann's family has a history of cystic fibrosis, a recessive genetic disease. In the pedigree below, family members who are afflicted with the diseas...

Solved • Jul 2, 2018

Genetic Counseling

Q. Briefly define the terms "linkage map", "physical map" and "karyotypic map". What techniques could be used to allow you to determine the position o...

Solved • Jun 21, 2018

Genetic Counseling

Q. Consider this hypothetical pedigree for a sex-linked recessive trait.Can you say for certain what the genotype is for:a) the motherb) the daughter

Solved • Jun 13, 2018

Genetic Counseling

Q. Consider the following family history: A man with a widow's peak and normal color vision marries a color-blind woman with a straight hairline. The ...

Solved • Jun 12, 2018

Genetic Counseling

Q. Cystic fibrosis is an autosomal recessive disorder that affects lung function in humans. If a couple, who are both unaffected, have an affected chi...

Solved • Jun 11, 2018

Genetic Counseling

Q. What is the genotype of a man who has freckles (dominant) and is color-blind, if his mother lacked freckles?A man with a widow’s peak, whose mother...

Solved • Jun 11, 2018

Genetic Counseling

Q. In one of Morgan’s experiments, he crossed his newly discovered white-eyed male with a red-eyed female. (Note that all of the females at that time ...

Solved • Jun 8, 2018

Genetic Counseling

Q. Below is a pedigree chart illustrating the transmission of hemophilia in the royal family of England.  Evaluate the pedigree and determine how such...

Solved • Jun 7, 2018

Genetic Counseling

Q. The result of the following cross indicates that the genotype of the male parent is _____. (Using B as the wild type allele and b for the flat head...

Solved • Jun 6, 2018

Genetic Counseling

Q. A man with a type A blood marries a woman with type B blood. Their child has type O blood. What are the genotypes of these individuals? What other ...

Solved • Jun 6, 2018

Genetic Counseling

Q. Which of the following is LEAST likely to be a health problem for someone with cystic fibrosis?a. nutritional deficienciesb. diabetesc. frequent in...

Solved • Jun 5, 2018

Genetic Counseling

Q. If the shaded phenotype in the pedigree above is caused by an autosomal dominant allele, then what is the chance that individuals labeled 4 & 5...

Solved • Dec 1, 2017

Genetic Counseling

Q. The pedigree above could be explained by an X-linked dominant inheritance pattern.a. Trueb. False

Solved • Dec 1, 2017

Genetic Counseling

Q. Assume that in cats, a crooked tail is caused by an autosomal recessive allele. A male and female cat, each with normal tails, have previously had ...

Solved • Dec 1, 2017

Genetic Counseling

Q. The pedigree in the figure shows the transmission of a trait in a particular family. Based on this pattern of transmission, the trait is most likel...

Solved • Dec 1, 2017

Genetic Counseling

Q. A man has extra digits (six fingers on each hand and six toes on each foot). His wife and their daughter have a normal number of digits. Having ext...

Solved • Nov 15, 2017

Genetic Counseling

Q. Because you have some basic knowledge of genetics, a young woman (A, below) has come to you for help. She has a brother who has a disease, but her ...

Solved • Oct 24, 2017

Genetic Counseling

Q. The inheritance of a particular facial hair pattern in a given family is indicated below. Answer the following questions about this family tree.

Solved • Oct 24, 2017

Genetic Counseling

Q. Given the family history below for the inheritance of a skin abnormality in humans, what is the correct mechanism of inheritance for this abnormality?

Solved • Oct 23, 2017

Genetic Counseling

Q. The following pedigree shows the presence of individuals bearing extra fingers and toes--exhibiting "polydactyly." Explain the genetic mechanism fo...

Solved • Oct 23, 2017

Genetic Counseling

Q. Research has shown that a particular eye defect is represented in a family pedigree as shown below:i) On the basis of this data, which of the follo...

Solved • Oct 23, 2017

Genetic Counseling

Q. In humans, dark hair (B) is dominant over blondness (b), and color blindness (c) is a sex-linked recessive trait. A women has a blond brother, a bl...

Solved • Oct 23, 2017

Genetic Counseling

Q. The individuals in the above pedigree that are dark have ‘blue’ coat color. How is it transmitted? Note that the blue coated individual in the seco...

Solved • Aug 3, 2017

Genetic Counseling

Q. What is an important limitation of pedigree analysis in studying the inheritance many complex traits? a. many traits are not influenced by genes ...

Solved • Aug 2, 2017

Genetic Counseling

Q. Which of the following are potential advantages of genetic testing for inherited diseases? a. individuals can make informed decisions about reprod...

Solved • Aug 2, 2017

Genetic Counseling

Q. Which of the following is a problem faced by scientists studying human genetics but not by scientists studying plant genetics? a. Inability to do ...

Solved • Aug 2, 2017

Genetic Counseling

Q. How is the trait shown by the dark squares being inherited?a. dominant (autosomal) b. recessive (autosomal) c. X-linked recessived. X-linked domina...

Solved • Aug 2, 2017

Genetic Counseling

Q. In order for a girl to inherit hemophilia A, her parents would have which genotypes?  a. XH XH, Xh Y b. XH Xh, XH Y c. XH XH, XH Y d. XH Xh, Xh...

Solved • Jul 27, 2017

Genetic Counseling

Q. Hemophilia A is an X-linked recessive disorder. If a normal man marries a woman who is a carrier, what fraction of their daughters will have hemoph...

Solved • Jul 27, 2017

Genetic Counseling

Q. Hemophilia A is an X-linked recessive disorder. If a normal man marries a woman who is a carrier, what fraction of their sons will have hemophilia?...

Solved • Jul 27, 2017

Genetic Counseling

Q. In Huntington disease, a child will typically only get the disease if one parent also has it. It is as common in boys as in girls. This disease is:...

Solved • Jul 27, 2017

Genetic Counseling

Q. In cystic fibrosis, two unaffected carriers can have a child with the disease. It is as common in boys as in girls. This disease is:  a. Autosomal...

Solved • Jul 27, 2017

Genetic Counseling

Q. Females who are "carriers" for hemophilia:  a. Theoretically pass the allele for hemophilia to half of their offspring b. Theoretically pass the ...

Solved • Jul 26, 2017

Genetic Counseling

Q. In pedigree charts, autosomal recessive disorders typically:  a. Appear in every generation b. Appear only in males c. Appear only in females d...

Solved • Jul 26, 2017

Genetic Counseling

Q. In pedigree charts, autosomal dominant disorders typically:  a. Appear only in males b. Appear only in females c. Appear in every generation d....

Solved • Jul 26, 2017

Genetic Counseling

Q. Diagrams depicting family relationships and phenotypes for a genetic disorder are:  a. Linkage maps b. Pedigree charts c. Karyotypes d. Punnett...

Solved • Jul 26, 2017

Genetic Counseling

Q. If a person has a recessive allele for a disease and that allele is masked by a normal dominant allele, this person:  a. Homozygous for the diseas...

Solved • Jul 26, 2017

Genetic Counseling

Q. To inherit an autosomal recessive disorder requires a person to receive the disease causing allele from:  a. The father only b. The mother only ...

Solved • Jul 26, 2017

Genetic Counseling

Q. To inherit an autosomal dominant disorder a person could receive the disease causing allele from:  a. The father only, not the mother b. The moth...

Solved • Jul 26, 2017

Genetic Counseling

Q. Recessive alleles seem to vanish in some generations and reappear in later generations because:  a. They cannot be expressed in males b. They are...

Solved • Jul 26, 2017

Genetic Counseling

Q. A healthy young couple are both carriers of cystic fibrosis, the chance that each of their future children will inherit this serious illness is:  ...

Solved • Jul 26, 2017

Genetic Counseling

Q. Use the pedigree diagram below to answer the following question. Blue toes is an autosomal recessive trait. What is the genotype of the female in ...

Solved • Jul 26, 2017