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Chapter 14 - Biology Exam

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Last update by excalade500 on 04/07/2013
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Chapter 14   Biology Exam
Chapter 14 - Biology Exam
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Question: Radish flowers may be red, purple, or white. A cross between a red-flowered plant and a white- flowered plant yields all-purple offspring. The part of the radish we eat may be oval or long, with long being the dominant characteristic.In the F2 generation of the above cross, which of the following phenotypic ratios would be expected? A) 9:3:3:1 B) 9:4:3 C) 1:1:1:1 D) 1:1:1:1:1:1 E) 6:3:3:2:1:1
Answer: E) 6:3:3:2:1:1