Anatomy- Chapter 2: Basic Chemistry

The basis for how the body transforms and uses energy and for how our cells use crucial molecules such as carbohydrates, lipids, proteins, and nucleic acids

• biology

• chemistry

• anatomy

• phsiology

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Is anything that occupies space and has mass

• matter

• solid

• gas

• gravity

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Energy has no mass and does not take up space

• true

• false

When energy is inactive or stored:

• potential energy

• kinetic energy

• electrical energy

• chemical energy

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__________ results from the movement of charged particles

• chemical energy

• electrical energy

• radiant energy

• mechanical energy

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In the body, chemical energy from food is trapped in the bonds of a high-energy chemical called:

• ATP

• glucose

• triglyceride

• RNA

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Energy cannot be created or destroyed

• true

• false

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All matter is composed of a limited number of substances that cannot be broken down into simpler substances by ordinary chemical methods called:

• elements

• disaccharides

• DNA

• cells

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96 percent of the weight of the human body is made up of four elements. Which of the following is NOT one of these elements?

• carbon

• oxygen

• hydrogen

• phosphorus

Atoms are clusters of even smaller components called subatomic particles, which include: (select all that apply)

• protons

• neutrons

• electrons

• microns

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