Multiple Choice
How can a child inherit cystic fibrosis if neither parent has the disease?
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13. Mendelian Genetics
Autosomal Inheritance
Back13. Mendelian Genetics
Autosomal Inheritance
- Multiple ChoiceHow do autosomes differ from sex chromosomes?460views
- Multiple ChoiceWhich of these statements is true regarding autosomal recessive inheritance?483views
- Multiple ChoiceWhich of the following is an autosomal dominant disorder?376views
- Multiple ChoiceWhich of the following statements about autosomal recessive traits is true?377views
- Multiple ChoiceHow are autosomes different from sex chromosomes?539views
- Multiple ChoiceWhich of the following features are characteristic of autosomal recessive inheritance?309views
- Multiple Choice
If a genetic counselor was examining a pedigree chart and noticed an occurrence of a disease in every generation, the counselor would most likely assume that the disease was caused by:
2794views17rank - Multiple Choice
The pedigree chart shown depicts the inheritance pattern of __________.
4030views19rank2comments - Multiple Choice
Determine the likely pattern of inheritance in the following pedigree. List the genotypes of the numbered individuals in this order: #1, #2, and #3.
2893views19rank3comments - Open Question
The following pedigree is for the ABO blood type group, which is an example of autosomal inheritance. Using the IA, IB, i for the alleles, fill in the top half of each box/circle with the genotype. Also, fill in the bottom half of each box/circle with the phenotype (A, B, AB, or O blood type). If it is impossible to know for certain a specific allele in the genotype, then place a '?' as a placeholder to represent the allele that is in question.
6211views51rank - Multiple ChoiceThe genetic disease cystic fibrosis is caused by a defective allele that __________.1475views
- Multiple ChoiceTom's brother suffers from phenylketonuria (PKU), a recessive disorder. Tom and the brother's parents do not have PKU. What are the chances that Tom is a carrier of the recessive PKU allele?1498views
- Multiple ChoiceA couple, both descended from eastern European (Ashkenazic) Jews, visit a genetic counselor before trying to have children. In view of their ethnic background, the counselor recommends that they be tested to see if they are carriers for __________.1146views
- Multiple ChoiceCystic fibrosis, which is usually lethal before the age of reproduction, is a homozygous recessive trait. Why do cases continue to arise, even though people with the disease rarely live to reproduce?1912views