Question 3 points 10 out of 10 sickle cell anemia is

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Question 3Points:10 out of 10Sickle cell anemia is an autosomal recessive disorder. A person with thedisorder and a person that is a carrier mate. (A carrier has the allele for thetrait but does not express it.)What is the chance that their offspring will develop sickle cell anemia?100%
75%50%25%FeedbackCorrect. A cross of Aa x aa produces 50% aa (who will develop the disorder)and 50% Aa (who will not develop the disorder).Question 4Points:10 out of 10According to the pedigree below, this trait is ____________________.
autosomal dominantSex-linked dominantFeedbackCorrect. The female on the bottom left row has the trait and neither of herparents has it. Therefore, the trait is recessive.Question 5Points:10 out of 10Traits that are sex-linked and recessive are ________________________.
Question 6Points:10 out of 10The sex of the offspring is determined by _____________.
Question 7Points:10 out of 10In humans, how many alleles of genes found on the X chromosome do malehave?0124
FeedbackCorrect. Males have only one X chromosome
Question 8Points:10 out of 10Hemophilia is a recessive disorder and is on the X chromosome. Hemophiliais _____________________.
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Term
Fall
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N/A
Tags
Biology, 50, 25, 75

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