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1-1
Chapter 1-1 vocab
Term | Definition |
---|---|
Biology | The study of life |
Organization | High degree of order within an organisms internal and external parts and it's interactions with the living world |
Cell | Smallest unit that can performs all life's processes |
Unicellular | Organisms made up of one cell |
Multicellular | Organisms made up of multiple cells |
Organ | Structures that carry out specialized jobs within an organ system |
Tissue | Groups of cells that have similar abilities and that allow the organ to function |
Organelle | Tiny structures that carry out functions necessary for the cell to stay alive |
Biological molecule | Chemical compounds that provide physical structure and that bring about movement, energy use, and other cellular functions |
Homeostasis | Maintainence of a stable level of internal conditions even though environmental conditions are constantly changing |
Metabolism | Sum of all the chemical reactions that take in and transform energy and materials from the environment |
Cell division | Formation of two new cells from an existing cell |
Development | The process by which an organism becomes a mature adult |
Reproduction | Organisms producing new organisms like themselves |
Gene | A short segment of DNA that contains the instructions for a single trait of an organism |
Cytology | The study of cells |