1) A white mouse whose parents are both white produces only brown offspring when mated with a brown mouse. The white mouse is most probably ____. a) Homozygous recessive b) Heterozygous c) Homozygous dominant d) None of the above 2) If two heterozygous individuals are crossed, what percent of their offspring are also expected to be heterozygous? a) 0 b) 50 c) 75 d) 100 3) In watermelons, solid green rind color (G) is dominant to stripes (g). A farmer crosses two watermelon plants that are heterozygous for rind color. What are the odds that the offspring will have solid green rinds? a) 0/4   b) 1/4 c) 3/4 d) 2/4 4) In cats, the allele for short hair (H) is dominant to the allele for long hair (h). A heterozygous short-hair cat is crossed with a long-hair cat. What percentage of the offspring is expected to be heterozygous for hair length? a) 75%   b) 50 % c) 0%   d) 25 % 5) In sheep, the allele for belly fur (A) is dominant to the allele for no A belly fur (a). A mother with the genotype a Aa and a father with the genotype produce an offspring. What is the percent chance that the Aa offspring will have NO belly fur? a) 0%   b) 100% c) 25%   d) 50%

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