Use the Following to Answer Questions

question 97

Multiple Choice

Use the following to answer questions:
Suppose you have a population of flour beetles with 1,000 individuals. Normally the beetles are red; however, this population is polymorphic for a mutant autosomal body color, black, designated by b/b. Red is dominant to black, so B/B and B/b genotypes are red. Assume the population is in Hardy-Weinberg equilibrium, with equal frequencies of the two alleles.
-What would be the expected frequencies of the red and black phenotypes?

• A) 0.5 red; 0.5 black
• B) 0.75 red; 0.25 black
• C) 0.25 red; 0.75 black
• D) 0
• E) Insufficient information is given to answer the question.

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Definitions:

Contribution Margin

The amount by which the sale of a product or service exceeds its production cost, used to cover fixed costs and generate profit.

Depreciation Expense

Distributing the expense of a physical asset across its lifespan.

Fixed Costs

Costs that do not vary with the level of production or sales, including expenses like rent, salaries, and insurance.

Variable Costs

Expenses that change in proportion to the activity of a business, such as utility bills that increase with production volume.