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chapter 3.1 cells
terms and key details
| Question | Answer |
|---|---|
| micrometers | cells vary in size are measured are call micrometers |
| nerve cell | have long threadlike extensions that conduct electrical impulses |
| superficial layers | consist of thin, flattened, tightly packed epithelia cells that appear somewhat like floor tiles-their form allows them to shield underlying tissue |
| slender elongated muscles | filled with the arrangements of proteins that generate forces as they pull closer together the structures to which they attach too. |
| Differientiated | cells with specialized characteristics |