After Mutagenesis and Screening, You Have Found a Mutant That

question 8

Multiple Choice

After mutagenesis and screening, you have found a mutant that is able to grow in soil with high salt content. Chemical analysis showed that this plant has a decreased amount of Na+ throughout the entire plant relative to normal plants. What kind of mutation do you predict this plant contains?

• A) mutation affecting plasma membrane sodium channels
• B) mutation affecting metallothioneins
• C) mutation affecting tonoplast sodium channels
• D) mutation affecting tonoplast antiporters

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Definitions:

Capital

Financial resources or assets owned by a business or individual that are useful in furthering development and generating income.

Debt

An amount of money borrowed by one party from another, under the condition of repayment with interest.

Interest Tax Benefit

The financial advantage gained through deducting interest payments on debt from taxable income.

MM Model

Modigliani-Miller Model; a theory on capital structure that suggests the market value of a firm is determined by its earning power and the risk of its underlying assets.