Suppose That, in Humans, Ability to Roll the Tongue (R)

question 108

Multiple Choice

Suppose that, in humans, ability to roll the tongue (R) is dominant to being unable to roll (r) , and having freckles (F) is dominant to having no freckles (f) . If a woman heterozygous for both traits married a man with no freckles who couldn't roll his tongue, what is the probability that they would have a freckled, tongue-rolling child?

• A)9/16
• B)3/16
• C)1/16
• D)3/4
• E)1/4

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Definitions:

Contribution Margin

The amount remaining from sales revenue after variable expenses are deducted, contributing to covering fixed costs and generating profit.

Machine Hours

A measure of production time, corresponding to the total hours that machines are in operation.

Controllable

Costs or factors that can be adjusted or influenced by the actions of a company or individual within a particular timeframe.

Direct Materials

Essential substances or components specifically allocated to the creation of a product, identifiable in the final product.