Which of the Following Minerals Is Necessary for Proper Muscle

question 54

Multiple Choice

Which of the following minerals is necessary for proper muscle contraction?

• A)aluminum
• B)cesium
• C)selenium
• D)calcium

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Definitions:

Selective Attrition

The process by which participants drop out of a study over time, potentially leading to biased results if the departures are not random but related to the study's characteristics.

Long-term Studies

Research investigations conducted over extended periods of time, often years, to track changes or developments in subjects or phenomena.

Random Assignment

A method used in experiments to evenly distribute individuals across various treatment groups, ensuring that each group is similar at the start of the study.

Cohort

A group of individuals sharing a common characteristic, typically shared within a defined time frame, often used in studies to compare changes over time or across different groups.