A membrane-covered structure that contains all materials necessary for life
Cell
Made up of more then one cell
Multicellular organisms
Made up of only one cell
Unicellular organisms
Stimulus
Change that affects the activity of an organism
Maintenance of a stable internal environment
Homeostasis
Genetic material that controls the structure and function of calls (or called deoxyribonucleic acid)
DNA
Tow parts produce off spring that share the characteristics of both parents.
Sexual reproduction
Single parent produces offspring that are identical to the parent
Asexual reproduction
Eat other organisms to get food
Composers
Break down dead organisms or waste to get their food.
Decomposers