Terms in this set (16)
The basic unit of structure and function in living things
A change in an organism's surroundings that causes the organism to react
Process by which organisms maintain a relatively stable internal environment.
The process of changing to a more complex organism
An action or change in behavior that occurs as a result of a stimulus.
growth and repair of cells requires energy from food
A living thing
ability to create offspring similar to parents
chemicals of life
water, carbohydrates, proteins, lipids, nucleic acids
Organisms that make their own food
An organism that cannot make its own food.
example of homeostasis
the most abundant chemical of life
An organism made up of one cell.
Organism made up of many cells
All living things are composed of one or more cells