This System Stores 99% of Your Calcium and Is Critical

question 2

Multiple Choice

This system stores 99% of your calcium and is critical for blood cell formation.

• A)circulatory system
• B)skeletal system
• C)excretory system
• D)muscular system
• E)endocrine system

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Definitions:

Measures

Tools or techniques used to assess, quantify, or evaluate a particular process, trait, or ability.

Relationship

The way in which two or more concepts, objects, or people are connected, or the state of being connected.

Statistically Significant

A measure indicating that the likelihood a result occurred by chance is low, often used in hypothesis testing.

Hypothesis

An initial theory put forward with restricted evidence to guide subsequent research.