Two Genes,A and B,are Linked

question 44

Multiple Choice

Two genes,A and B,are linked.An individual of genotype A b/A b is crossed to one that is a B/a B.The F₁ is selfed and an F₂ is obtained.Which of the following ratios most likely represents the phenotypic ratio observed in this F₂?

• A)1:1:1:1
• B)1:4:4:1
• C)9:3:3:1
• D)51:24:24:1
• E)66:9:9:16

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Definitions:

Return On Total Assets

A financial ratio indicating the profitability of a company relative to its total assets, measuring how efficiently a company uses its assets to generate profit.

Year 2

Typically refers to the second year in a given context, such as the second year of a business, investment, or educational program.

Gross Margin Percentage

A financial metric that measures the difference between revenue and cost of goods sold as a percentage of revenue.

Year 2

Generally refers to the second year of a specific time period, such as a fiscal or calendar year.