Unformatted text preview: 8/13/08 Clicker Question 51 Alternate forms of a gene are called A. loci. B. phenotypes. C. alleles. D. genotypes. E. heterozygotes. Clicker Question 52 If the green pea pod trait (G) is dominant to the yellow trait (g), a cross between two heterozygous plants would be expected to produce A. all green. B. green and yellow. C. green and yellow. D. green and yellow. E. all yellow. 1 8/13/08 Clicker Question 53 If a mouse has a dominant phenotype (P), how would you determine if it is homozygous (PP) or heterozygous (Pp)? A. Cross it to a homozygous dominant mouse. B. Cross it to a mouse with the dominant trait but a similarly unknown genotype. C. Cross it to a mouse with the recessive trait. D. Cross it to a heterozygous dominant mouse. E. It cannot be determined. Clicker Question 54 If T (tall) is dominant to t (short), then what percentage of the progeny will be tall in the following cross: Tt TT? A. 0% B. 25% C. 50% D. 75% E. 100% 2 8/13/08 Clicker Question 55 If there is a 1/2 chance of having a green seed and a 1/4 chance of having a round seed, then what is the probability that the progeny will have both green and round seeds? A. 1/4 B. 1/8 C. 3/8 D.5/8 E. 1/2 Clicker Question 56 If there is a 1/2 chance of having a green seed and a 1/4 chance of having a round seed, then what is the probability that the progeny will have either green or round seeds? A.1/4 B.1/2 C.3/8 D.3/4 E.5/8 3 8/13/08 Probability Table An Autosomal Recessive Trait 4 8/13/08 An Autosomal Dominant Trait 5 ...
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 Summer '08
 Nehring
 Genetics, Plants, RNA, Zygote, 0%, 25%, Zygosity, Clicker question

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