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Cell Types
| Term | Definition |
|---|---|
| prokaryote | a microscopic single-celled organism that has neither a distinct nucleus with a membrane nor other specialized organelles |
| eukaryote | an organism consisting of a cell or cells in which the genetic material is DNA in the form of chromosomes contained within a distinct nucleus |
| plant cell | eukaryotic cells that has a cell wall and chloroplast |
| animal cell | eukaryotic cells in which all the organelles are contained in membranes |
| stem cell | a cell that is undifferentiated and can give rise to other cells |
| differentiation | make or become different in the process of growth or development |
| placenta | what cells around the outside of the blastocyst become |
| hemoglobin | the protein that red blood cells make |
| keratin | the protein that hair follicle stem cells make |
| collagen | the protein that bone cells make |
| nerve cell | transmits messages from one part of your body to another |