Look at the pedigree of Family 1 in Q. 21 of pirce 5th edition (p. 161). Which o

Question

Look at the pedigree of Family 1 in Q. 21 of pirce 5th edition (p. 161). Which of the following models) of inheritance is/are possible in this family, assuming the mutation is rare and there is full penetrance? r a. X-linked dominant r b. mitochondrial mutation r c. autosomal dominant r d. a and c Tom is color-blind. If Tom marries a woman with no family history of color-blindness, what is the probability of their first child being a color-blind boy? 0 1/4 1/2 1 Look at the pedigree in Q. 27 of pirce 5th edition (p. 163). At a glance, this is probably due to a dominant mutation. Which of the following individuals rules out the possibility that this disease is caused by an X-linked dominant mutation? II-2 II-6 II-2 III-3 IV-1 Look at the pedigree shown in Q. 28 of pirce 5th edition (p. 163). What is the most likely genotype for individual III-2? Assume a dominant allele is indicated by A' and a recessive allele is indicated by 'a'. AA Aa aa XaXa XaXA Look at the pedigree shown for Q. 28 of pirce 5th edition (p. 163). Which of the following individuals rules out the possibility that this trait is due to an X-linked recessive mutation? IV-1 IV-2 IV-3 IV-4

Explanation / Answer

q1A) x-Lined dominant and autosomal dominant may be effect very rare.

q2A) no frist child will not effect with color bilndness

Q3A) III-3

Q4A) XaXA

q5A) IV-4

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