When a DNA Promoter Sequence Is Methylated, ____

question 81

Multiple Choice

When a DNA promoter sequence is methylated, ____.

• A) it is permanently silenced because the methyl group can never be removed
• B) it is temporarily silenced because the methyl group can be removed
• C) it is perpetually transcribed because the methyl group can never be removed
• D) it is temporarily transcribed because the methyl group can be removed
• E) the impact on expression depends on the gene being controlled by the promoter

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Definitions:

Accrual-based Income

A method of accounting that records revenue when it is earned and expenses when they are incurred, regardless of when cash is received or paid.

Tax Rate

The percentage at which an individual or corporation is taxed by the government.

Deferred Income Taxes

Taxes applicable to income that are due in the future periods due to temporary differences between the tax base of assets or liabilities and their carrying amount in the financial statements.

Operating Income

The profit realized from a business's core operating activities, excluding non-operating income, taxes, and interest expenses.