APES Essential Vocab/Terms

Complex molecules derived from or produced by living organisms that have carbon-hydrogen bonds

Simple molecules derived from nonliving components, that have no carbon-hydrogen bonds

Existing in or caused by nature, not by humankind

Not real or genuine; artificial

Energy of motion

Energy that is stored

The random process in which a nucleus loses energy by emitting radiation

The time it takes for 1/2 of the mass of a radioisotope to decay

The amount of matter stays the same, even when matter changes form

Energy is neither created nor destroyed, but may be converted from one form to another

When energy is changed from one form to another, some useful energy is always degraded to lower quality energy

The amount of disorganization present in a system

An individual animal, plant, or single-celled life form

A group of organisms that can reproduce with one another in nature and produce fertile offspring

All the organisms of the same group or species that live in a specific area and are capable of breeding among themselves

An interacting group of various species in a shared or common location

A community of organisms together with their physical environment

Organisms that make their own food, also known as autotrophs

Organisms that eat other living things, also known as heterotrophs

An organisms that feeds on and breaks down dead plant or animal matter

• Sunlight • Water • Co2

• Glucose • Oxygen

• Oxygen • Glucose

• Carbon dioxide • ATP • Water