GENETICS quiz2 key - Fall 2009 GENETICS (BIO 325) Quiz 2...

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GENETICS (BIO 325) Fall 2009 Quiz 2 for discussion session Name_________________________________________Date________Unique#______ Write unique # you registered 51220 F 8-9a 51225 F 9-10a 51230 W 11-12p 51235 W 12-1p 1. What is the type of inheritance of the eye color (white mutant and red wild type) inheritance of Drosophila? a. autosomal dominant b. autosomal recessive c. X-linked dominant d. X-linked recessive 2. affected individuals usually have unaffected parents the pattern of inheritance is often horizontal with several generations of unaffected individuals, but the several siblings in one generation are affected the trait is found equally in both males and females, and describe, a. autosomal dominant b. autosomal recessive c. X-linked dominant d. X-linked recessive (3-4) In petunia, R/R is Red, R/r is pink, r/r is white. Red pure line was crossed with white pure line. Then the resulting F1 has pink flower color phenotype. 3. What is the phenotypic ratio when R/r is testcrossed with r/r?
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