Which of These Minerals Is an Essential Part of DNA

question 40

Multiple Choice

Which of these minerals is an essential part of DNA?

• A) Phosphorus
• B) Magnesium
• C) Calcium
• D) Selenium
• E) Sodium

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Definitions:

Decision Maker

An individual or group responsible for making choices after evaluating options, considering consequences, and selecting the best course of action.

Null Hypothesis

A statement for a statistical test that proposes there is no effect or no difference, serving as the default assumption to test against.

Alternative Hypothesis

A statistical hypothesis that contradicts the null hypothesis, suggesting there is an effect or a difference.

One-tailed Test

A statistical test where the region of rejection is on only one side of the sampling distribution.