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Cells Vocab
Cell vocabulary 6th grade
| Term | Definition |
|---|---|
| Compound Light Microscope | Serious of 2 lenses to magnify; invented by Robert Hooke |
| Prokaryote | cells that lack a nucleus (no nucleus) |
| Eukaryote | Cells that have a nucleus |
| Robert Hooke | English scientist who looked at cork cells (tree bark) and used the term "cells" |
| Cell theory | 1. All organisms are made of 1 or more cells 2. The cell is the basic unit of all organisms 3. All cells come from preexisting cells |
| organelles | parts of a cell in eukaryotes |
| nucleus | central location, membrane bound structure that manages cell function, only in Eukaryotes |
| nuclear membrane | protective layer around the nucleus that controls what enters and exits |
| cytoplasm | jello-like fluid that holds the organelles in place |
| mitochondria | "powerhouse" controls the energy of a cell |
| nucleolus | inside the nucleus; make ribosomes |
| ribosome | site where enzymes and proteins are assembled according to DNA directions |
| Golgi bodies | flattened system of tubular membranes that modify, package and send off proteins |
| lysosomes | organelles that digest excess or worn out organelles, food particles and "eats" viruses and bacteria |
| cell membrane | surrounds the cell and allows materials in and out |
| Rough ER | Folded workspace WITH RIBOSOMES that carries out protein synthesis |
| Smooth ER | Folded workspace WITHOUT RIBOSOMES that produces and stores fats |
| cytoskeleton | network of thin, fibrous elements that support the cell and organelles |
| Vacuole | Temporary storage of food, water or waste |
| Cell wall | PLANT CELLS ONLY inflexible barrier that protects and supports a plant cell |
| Chloroplast | PLANT CELLS ONLY organelle that contains chlorophyll where photosynthesis occurs |
| Chlorophyll | PLANT CELLS ONLY uses light from the sun to make food and is green in color |
Created by:
AmandaIII