Quiz 9 Worksheet

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Quiz 9 Worksheet

Quiz 9 Worksheet
1. Draw a Punnett Square (table) for the following cross: Aa x aa Draw the Punnett Square on your own and submit it here. View keyboard shortcuts 2.What is the probability of a zygote with genotype Aa?Group of answer choices a)0.75 b)0.25 c)other d)0 e)0.50 f)1.0 3.What is the probability of a zygote with genotype aa?Group of answer choices 0.25 1.0 0.5 0.75 4. What is the probability of a zygote with genotype AA? Group of answer choices 0.5 1.0 0.75 0.25 5.The allele for round seeds (R) is dominant to the allele for wrinkled seeds (r).  You cross two plants that are heterozygous at the R locus.   Draw the Punnett Square: 6.What is the probability of getting an offspring plant with wrinkled seeds? Group of answer choices 0.25 0.5 1.0 0.75 7.The allele for round seeds (R) is dominant to the allele for wrinkled seeds (r). You buy a pea plant that has round seeds.  You want to know whether it is homozygous or heterozygous.   How would you test this (be very specific – what cross would you perform)?  8. In humans, brown eyes (B) are dominant over blue (b). A brown-eyed man marries a blue-eyed woman and they have three children.  Two are brown-eyed and one is blue-eyed. Draw the Punnett square that illustrates this and submit it here.  (there are a handful of genes involved in eye color, but blue eyes are specified by a mutation in a single gene, HERC2.) 9. Polydactyly (extra fingers or toes) is (usually) an autosomal dominant trait. If a person who is heterozygous for the allele that causes polydactyly has a child with a person that has the normal number of fingers and toes, what is the probability that they will have a child with polydactyly?  Group of answer choices 0.75 1.0 0.25 0.5 10. A man with group AB blood marries a woman with group O blood. What blood types are possible in this couple’s offspring? (select all possible blood types) Group of answer choices Type B Type O Type A Type AB   Question 111 pts Ichthyosis is an X-linked recessive disorder that causes scaly skin. If a female carrier of the disease has children with a normal male, what is the probability of each son having the disease?  Group of answer choices 1.0 0.75 0.25 0 0.5   Question 121 pts What is the probability of each daughter having the disease? Group of answer choices 0.75 1.0 0.5 0.25 0 Bottom of Form
Quiz 9 Worksheet
1. Draw a Punnett Square (table) for the following cross: Aa x aa Draw the Punnett Square on your own and submit it here. View keyboard shortcuts 2.What is the probability of a zygote with genotype Aa?Group of answer choices a)0.75 b)0.25 c)other d)0 e)0.50 f)1.0 3.What is the probability of a zygote with genotype aa?Group of answer choices 0.25 1.0 0.5 0.75 4. What is the probability of a zygote with genotype AA? Group of answer choices 0.5 1.0 0.75 0.25 5.The allele for round seeds (R) is dominant to the allele for wrinkled seeds (r).  You cross two plants that are heterozygous at the R locus.   Draw the Punnett Square: 6.What is the probability of getting an offspring plant with wrinkled seeds? Group of answer choices 0.25 0.5 1.0 0.75 7.The allele for round seeds (R) is dominant to the allele for wrinkled seeds (r). You buy a pea plant that has round seeds.  You want to know whether it is homozygous or heterozygous.   How would you test this (be very specific – what cross would you perform)?  8. In humans, brown eyes (B) are dominant over blue (b). A brown-eyed man marries a blue-eyed woman and they have three children.  Two are brown-eyed and one is blue-eyed. Draw the Punnett square that illustrates this and submit it here.  (there are a handful of genes involved in eye color, but blue eyes are specified by a mutation in a single gene, HERC2.) 9. Polydactyly (extra fingers or toes) is (usually) an autosomal dominant trait. If a person who is heterozygous for the allele that causes polydactyly has a child with a person that has the normal number of fingers and toes, what is the probability that they will have a child with polydactyly?  Group of answer choices 0.75 1.0 0.25 0.5 10. A man with group AB blood marries a woman with group O blood. What blood types are possible in this couple’s offspring? (select all possible blood types) Group of answer choices Type B Type O Type A Type AB   Question 111 pts Ichthyosis is an X-linked recessive disorder that causes scaly skin. If a female carrier of the disease has children with a normal male, what is the probability of each son having the disease?  Group of answer choices 1.0 0.75 0.25 0 0.5   Question 121 pts What is the probability of each daughter having the disease? Group of answer choices 0.75 1.0 0.5 0.25 0 13. Lubber grasshoppers are black with stripes. Individuals homozygous for the S allele have red stripes, while individuals homozygous for the s allele have yellow stripes. Heterozygotes have both red and yellow stripes.  What kind of inheritance is this? Group of answer choices codominance X-linked polygenic inheritance incomplete dominance   Flag question: Question 14 Question 141 pts If you crossed a red-and-yellow striped grasshopper to a yellow-striped grasshopper, what kind of offspring would you expect? (select all that apply) Group of answer choices red and yellow stripes yellow stripes red stripes orange stripes Bottom of Form

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