| A | B |
|---|
| Cell | basic living unit of organism |
| Microscope | tool that magnifies images |
| Robert Hooke | scientist who coined the term "cells" |
| Anton van Leeuwenhoek | scientist who discovered single celled organisms |
| Organelles | specialized structures inside a cell |
| Cell Wall | Rigid non-living covering of plant and bacteria cells |
| Cell Membrane | fragile, porous outer boundary of a cell |
| Nucleus | the portion of the cell that contains the genetic material; control center of a cell |
| Chromatin | strands of genetic material inside cell |
| Nucleolus | site inside cell that makes ribosomes |
| Mitochondria | specialized structures that convert cell nutrients into energy in the form of ATP |
| Endoplasmic Reticulum | maze like passageways that transport proteins made by ribosomes |
| Golgi Bodies | package and secrete proteins transported by the E.R. |
| Chloroplasts | structures in a plant cell that convert sunlight into sugar |
| Vacuoles | structures that store food or water and are very large in plant cells compared to animal cells |
| Lysosome | round structures that recycle cell chemicals |
| Bacterial Cell | cell that has a cell wall & ribosomes,but no other organelles |
| Schleiden | concluded that all plants are made of cells |
| Schwann | concluded that animals are also made of cells |
| Virchow | explained where cells exist |
| cell theory | idea that cells are the basic units of life, all things are made of cells, and new cells come from pre-existing cells |
| cytoplasm | jelly-like material inside the cell membrane, but not including the nucleus |
| nuclear envelope | porus structure that surrounds and protects the nucleus |
| ribosomes | site of protein synthesis and can be loose in the cytoplasm or attached to rough-ER |
