Identifying an Autosomal Recessive Mutation in a Mutagenic Screen in Drosophila

question 44

Short Answer

Identifying an autosomal recessive mutation in a mutagenic screen in Drosophila requires identification of a mutant in the F₃ generation.If testing for a sex-linked recessive lethal mutation (e.g.,cn l + using a balancer chromosome such as cnCyO),in which generation can lines with mutations be identified?

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Definitions:

Random Variable

A variable with values that are numerical manifestations of random happenings.

Standard Normal

A typical distribution that has a mean value of 0 and a standard deviation value of 1.

Obtaining

The act of gaining possession of something, usually after an effort.

Uniformly Distributed

A distribution where all outcomes are equally likely, and the variable's values are spread evenly over the range of possibilities.