A Lizard with a Striped Tail and a Normal Head

question 70

Multiple Choice

A lizard with a striped tail and a normal head is crossed with one having a normal tail and a spotted head. All the F₁ progeny are normal (no stripes or spots) . What progeny are expected from a cross of the F₁ progeny? Assume that the genes conferring stripes and spots were on different chromosomes.

• A) Equal numbers of normal, striped, spotted and striped, and spotted
• B) 3 striped : 1 spotted
• C) 9 striped and spotted : 3 spotted : 3 striped : 1 normal
• D) 9 striped : 3 spotted : 1 striped or spotted
• E) 9 normal : 3 striped : 3 spotted : 1 striped and spotted

---

Definitions:

Gross Margin Ratio

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

Return On Total Assets

Return On Total Assets (ROTA) is a financial metric used to assess a company's profitability by comparing net income to its total assets. It illustrates how efficiently a company uses its assets to generate profit.

Return On Common Stockholders' Equity

A measure of a corporation's profitability by disclosing how much profit a company generates with the money shareholders have invested.

Book Value Per Common Share

This is the equity available to common shareholders divided by the number of outstanding common shares, representing the per-share value of a company.