Question 4 points 10 out of 10 in humans how many

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Question 4 Points: 10 out of 10 In humans, how many alleles of genes found on the X chromosome do male have? 0 1 2 4 Feedback Correct. Males have only one X chromosome
Question 5 Points: 10 out of 10 Sickle cell anemia is an autosomal recessive disorder. A person with the disorder and a person that is a carrier mate. ( A carrier has the allele for the trait but does not express it .) What is the chance that their offspring will develop sickle cell anemia?
75% 50% 25% Feedback Correct. A cross of Aa x aa produces 50% aa (who will develop the disorder) and 50% Aa (who will not develop the disorder). Question 6 Points: 10 out of 10 The sex of the offspring is determined by _____________.
Question 7 Points: 10 out of 10 Genes on the X chromosome are called ______________.
Question 8 Points: 10 out of 10 According to the pedigree below, this trait is ____________________. autosomal recessive autosomal dominant Sex-linked recessive Sex-linked dominant Feedback Correct. The female on the bottom left row has the trait and neither of her parents has it. Therefore, the trait is recessive.
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