Quiz 7 - Quiz 7 (Hartl & Jones ch. 15) 1. The total...

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Quiz 7 (Hartl & Jones ch. 15) 1. The total (not partial) control of a complex trait can only be understood in the context of its (p 532): a) genetic factors. b) environmental factors. c) genetic architecture. d) quantitative traits. 2. Many human diseases, such as adult-onset diabetes or schizophrenia, are due to the interactions of a number of genes causing a predisposition. An individual is "affected" only when the predisposition is high enough to to trigger the syndrome. Such traits are called (p 533): a) threshold traits. b) meristic traits. c) discrete traits. d) continuous traits. 3. Which of these IS true (pp 540-541)? a) The genotypic variance is equal to the total phenotypic variance plus the environmental variance. b) The total phenotypic variance is equal to the genotypic variance plus the environmental variance. c) The environmental variance is equal to the total phenotypic variance plus the genotypic variance. d) All the above statements are equivalent. 4. Which of these is NOT true? a) The standard deviation is the square root of the variance (p 536).
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Quiz 7 - Quiz 7 (Hartl & Jones ch. 15) 1. The total...

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