Chromosomal Theory of Inheritance Video Lessons

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Problem: Wild type fruit flies have red eyes. A white-eyed female fly is crossed with a red-eyed male fly. All of the females from the cross are red-eyed and all of the males, white-eyed. What type of inheritance pattern is this?A. Independent assortmentB. Autosomal dominantC. Autosomal recessiveD. Incomplete dominanceE. Sex-linked on X chromosome

FREE Expert Solution

Given: Only males inherited the mutant gene (white eyes)

Recall: Males: XY                       Females: XX (one X chromosome is deactivated)

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Problem Details

Wild type fruit flies have red eyes. A white-eyed female fly is crossed with a red-eyed male fly. All of the females from the cross are red-eyed and all of the males, white-eyed. What type of inheritance pattern is this?

A. Independent assortment

B. Autosomal dominant

C. Autosomal recessive

D. Incomplete dominance

E. Sex-linked on X chromosome

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What scientific concept do you need to know in order to solve this problem?

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