Cells Flashcards
Autotroph
An organism that is able to capture energy from sunlight or chemicals and use it to put do use its own food
Heterotroph
An organism that cannot make its own food and gets food by consuming other living things
Characteristic
a feature that helps to identify something
Organism
A living thing
Cell
The basic unit of structure and function in living things
Unicellular
Made of a single cell
Multicellular
Consisting of many cells
Stimulus
Any change or signal in the environment that can make an organism react in some way
Response
An action or change in behavior that occurs as a result of stimulus
Spontaneous generation
The mistaken idea that living things arise from nonliving sources
Homeostasis
The condition in which an organism‘s internal environment is kept stable in spite of changes in the external environment
The process of grouping things based on their similarities
Classification
Species
A group of similar organisms that can mate with each other and reproduce offspring that can also mate and reproduce
The scientific study of how living things are classified
Taxonomy
Domain
The most basic level of organization in the classification of organism