Suppose That the Length of a Duck's Tail Is Determined

question 40

Essay

Suppose that the length of a duck's tail is determined by a single autosomal gene with two alleles: L (long tail)and l (short tail).When a female duck with a long tail was backcrossed to her father,she produced three ducklings with a long tail and three with a short tail.
a)What are the possible genotypes of the female duck and of her father?
b)What is the most likely genotype of the female duck's father? (Justify your answer using probabilities).

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Definitions:

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The process by which cells or tissues change from relatively generalized to specialized kinds, often in context with development.

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A region of the brain that is associated with memory and spatial navigation.

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The basic building blocks of the nervous system, specialized cells that transmit information via electrical and chemical signals.

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