Autotroph
An organism that makes its own food 677
Heterotroph
An organism that cannot make its own food 685
Unicellular
Made of a single cell 696
Multicellular
Consisting of many cells 688
Prokaryotic
An organism that can lacks a nucleus and some other cell structures 692
Eukaryotic
An organism whose cells contain a nucleus 682
sexual reproduction
A reproductive process that involves two parents that combine their genetic material to produce a new organism, which differs from both parents 694
asexual reproduction
A reproductive process that involves only one parent and produces offspring that are identical to the parent 677
Photosynthesis
process by which plants and some other organisms use light energy to make food from carbon dioxide and water 691
Chemosynthesis
Process by which some organisms, such as certain bacteria, use chemical energy to produce carbohydrates