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Mastering Biology Chapter 14 Pre-Lecture Assignment Quiz
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Multiple Choice Questions
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A phenotypic ratio of 9:3:3:1 in the offspring of a cross indicates that _____.a one parent is homozygous dominant and one parent is heterozygousb one parent is homozygous dominant and one parent is homozygous recessivec one parent is heterozygous and one parent is homozygous recessived both parents are homozygous dominante both parents are heterozygous for both genes
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A cross between an individual with orange eyes and green skin and an individual with black eyes and white skin is an example of a _____ cross.B=black eyes G=green skinb=orange eyes g=white skina dihybridb trihybridc testd difficulte monohybrid
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A tall, purple-flowered pea plant (TtPp) is allowed to self-pollinate. (The recessive alleles code for short plants and white flowers.) The phenotypic ratio of the resulting offspring is 9:3:3:What is the genotype of the plant whose phenotype appeared once out of every 16 offspring (the "1" in the 9:3:3:1 ratio)?a TtPpb TTPPc ttppd TTpp
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In the following cross the genotype of the female parent is BbGg. What is the genotype of the male parent? [Hint: B = black eyes, b = orange eyes, G = green skin, g = white skin] B=black eyes G=green skinb=orange eyes g=white skina BbGgb bbGGc BBGGd BbGGe BBGg
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