A Cross Between Two True-Breeding Strains (P₀ Generation) with Genotypes

question 2

Multiple Choice

A cross between two true-breeding strains (P₀ generation) with genotypes A/A;b/b and a/a;B/B results in an F₁ genotype of A/a;B/b. If this is test-crossed to a/a;b/b, which of the following offspring have parental phenotypes?
Please select all that apply.

• A) A/a;B/b
• B) A/a;b/b
• C) a/a;B/b
• D) a/a;b/b

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Definitions:

Date of Payment

The specific day on which payment is made or received.

Dividends Payable

A liability account recording the amount a company owes to its shareholders in announced dividends to be paid.

Retained Earnings

Retained earnings refer to the portion of a company's profits that is retained or kept within the company instead of being paid out to shareholders as dividends, to be reinvested in business operations or to pay off debt.