Term
|
Definition
| The basic unit of structure and function in living things. |
|
|
Term
|
Definition
| An instrument that makes small objects look larger. |
|
|
Term
|
Definition
| A widely accepted explanation of the relationship between cells and living things. |
|
|
Term
|
Definition
| A tiny cell structure that carries out a specific function within the cell. |
|
|
Term
|
Definition
| A rigid layer of nonliving material that surrounds the cells of plants and some other organisms. |
|
|
Term
|
Definition
| A cell structure that contorls which substances can enter or leave the cells. |
|
|
Term
|
Definition
| A cell structure that contains nucleic acids, the chemical instructions that direct all the cell's activities. |
|
|
Term
|
Definition
| The region between the cell membrane and the nucleus; in organisms without a nucleus, the region locted inside the cell membrane. |
|
|
Term
|
Definition
| Rod-shaped cell structures that convert energy in food molecules to energy the cell can use to carry out is functions. |
|
|
Term
|
Definition
| A cell structure that forms a maze of passageways in which proteins and other materials are carried from one part of the cell to another. |
|
|
Term
|
Definition
| A small grain-like struccture in the cytoplasm of a cell where proteins are made. |
|
|
Term
|
Definition
| A structure in a cell that receives proteins and other newly formed materials from the endoplasmic reticulum, packages them, and distributes them to other parts of the cell. |
|
|
Term
|
Definition
| A structure in the cells of plants and some other organisms that captures energy from sunlight and uses it to produce food. |
|
|
Term
|
Definition
| A sac inside a cell that acts as a storage area. |
|
|
Term
|
Definition
| A small, round cell structure containing chemicals that break down large food particles into smaller ones. |
|
|
Term
|
Definition
| Any substance that cannot be broken down into simpler substances. |
|
|
Term
|
Definition
| Two or more elements that are chemically combined. |
|
|
