Which Statement Best Describes the Current Understanding of the Evidence

question 183

Multiple Choice

Which statement best describes the current understanding of the evidence related to genes and alcoholism?

• A)It is still uncertain if alcohol leads to genetic damage or genetic damage leads to alcoholism.
• B)Three genes have been found that almost always predict alcoholism when they occur together.
• C)Genes that cause the production of epinephrine and acetylcholine have a mild role in alcoholism.
• D)Certain genes appear to provide protection against alcoholism.

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Definitions:

Proportional

Relating to or denoting a relationship where quantities or sizes are in direct relation to each other.

Tax Tables

A set of charts provided by the IRS that help taxpayers determine the amount of federal income tax they owe based on their income level and filing status.

Tax Rate Schedules

Detailed charts provided by the IRS that determine the amount of tax an individual or entity owes based on their income level.

Progressive Tax Structure

A taxation system where tax rates increase as the taxable amount increases, resulting in higher income earners paying a larger percentage of their income in taxes.