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Science Vocab 2

Organism A living thing
Species A group of similar organisms that breed and produce fertile offspring in nature
Unicellular One-celled
Autotroph An organism that makes its own food
Cell The smallest structural unit or "building block" of life
Homeostasis The maintenance of a balanced internal environment
Heterotroph Organisms not able to make their own food
Redi Experiment with meat and maggots that proves life comes from life
Pasteur Experiment with broth and bacteria proving that life comes from life
Hooke First to recognize cells under a microscope
Leeuwenhoek First to see moving organisms under a microscope
Schleiden All plants are made of cells
Schwan All animals made of cells
Virchow New cells from cells that already exist
Cell Theory 1. All living organisms are made of cells 2. Cells are the basic unit of structure and functions in living organisms 3. All cells are produced from other cells
Created by: Carson123