| Term | Definition |
| cell membrane | surrounds cytoplasm and controls movement of materials in and out of the cell, protects and supports the cell |
| cell wall | found in plant cells, it protects and provides support to the cell |
| cytoplasm | the liquid part of the cell that contains the organelles, jelly like substance |
| chromosomes | rod-shaped cell structure that passes on the traits of a cell to new cells, responsible for heredity and metabolism |
| endoplasmic reticulum | transport system in cells - transports proteins,takes care of poisons in a cell |
| lysosomes | filled with enzymes used to break down large food molecules into smaller ones (digestive activities), also digests old cell parts |
| mitochondria | makes energy in the cell from glucose (sugar) in a process called cellular respiration |
| nucleolus | structure inside the nucleus, where ribosomes are made, aids in protein synthesis |
| nucleus | controls the activities of the cell |
| ribosomes | makes (synthesis) proteins |
| vacuole | stores water and other materials (wastes) primarily in plant cells |
| nuclear membrane | regulates materials that pass into and out of the nucleus |
| chloroplast | uses sunlight to produce food in a process called photosynthesis (contains the green pigment chlorophyll to capture energy from the sun) |