the basic unit of structure and function in living things
organisms made of one cell
organisms made up of many cells
a change in an organism's environment that causes a reaction
a mistaken idea that living things arise from nonliving sources
the process of changing into a more complex organism
organisms that make their own food
organisms that cannot make their own food
the scientific study of how living things are classified
a group of organisms that can mate with each other and produce offspring that can mate and reproduce
the first word of an organism's scientific name
organisms whose cells contain nuclei
organisms whose cells do not have a nucleus
the dense (dark) part of some cells that contain nucleic acids
(in plant cells) the rigid layer of nonliving material that surrounds the plant cell
(in plant cells) take sunlight energy and make food for the plant cell
the region between the cell membrane and the nucleus
organelles that convert energy in food into energy for the cell
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