The Main Function of the Respiratory System Is to ________

question 112

Multiple Choice

The main function of the respiratory system is to ________.

• A) transport oxygen, nutrients, and wastes to and from body cells and tissues
• B) produce sperm and eggs
• C) supply the body with oxygen and remove carbon dioxide
• D) control body activities through hormones released into the blood
• E) break down food and deliver the products to the blood for dispersal

Apply statistical methods to make predictions based on given models.

Identify the physical and chemical properties of minerals (e.g., cleavage, fracture, luster, hardness, chemical reaction).

Understand the common uses of different minerals in everyday life.

Recognize the criteria for selecting minerals for specific applications, such as construction materials and glassmaking.

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Definitions:

Organic Product

A compound or material derived from living organisms or the result of organic reactions.

Structure

The three-dimensional arrangement of atoms within a molecule, which determines its chemical behavior.

Polypropylene

A thermoplastic polymer made through the polymerization of propylene, used in packaging, textiles, and various types of containers.

Carbonate Ester

An organic compound formed by the reaction of a carbonate ion with an alcohol, often used as solvents and intermediates in chemical synthesis.