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Unit 3
Unit 3: Animal and Plant Cells
| Term | Definition |
|---|---|
| cells | the smallest unit of all living organisms; cells can look different and can perform different functions within the organism |
| microscope | a high-powered magnification tool; necessary for observing cells |
| magnification/magnify | using a specialized lense to observe things in greater detail; the higher the magnification, the more detail is revealed |
| hand lens | a small tool used to make details of objects appear bigger |
| structure | how something is built, shaped, and/or organized |
| animal cell | the building blocks that make up animals; typically round or irregularly shaped |
| plant cell | the building blocks that make up plants; typically rectangular or hexagonally shaped due to cell wall |
| organelles | structures found within the cell, bounded by the cell membrane; each performs a function to keep the cell alive |
| function | what something does or how it works; what job the object performs |
| nucleus | regulates all activity within plant and animal cells |
| cell membrane | acts as a barrier and controls what goes in or out of plant and animal cells |
| cytoplasm | maintains the shape, the consistency of the cell, and provides suspension to the organelles in plant and animal cells |
| cell wall | surrounds the plant cell and gives the cell structure |
| chloroplast | stores chlorophyll and other materials to help plants make their own food |