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Cell Struct.&Funct.
Cell structure and function terms
| Term | Definition |
|---|---|
| infectious | a disease that is caused by microbes (germs) and can be passed from one organism to another |
| infectious agent | an organism that causes disease |
| cell | the smallest structural unit that makes up all living organisms. cells are able to perform all life functions. cells have unique structures related to their function. |
| cell membrane | the structure that separates the cell from it's outside environment and controls what enters the cell |
| cell wall | the layer outside of the cell membrane. It can be tough and flexible with a definite shape. it provides the cell with support and protection. |
| chloroplast | a green colored organelle that is the site of photosynthesis within the cells of plants and algae |
| cytoplasm | the liquid or gel-like material that fills much of the inside of cells, and the location of many of the reactions that take place in the cell |
| nucleas | the part of the cell that contains the genes. this is the control center of the cell |
| nuclear membrane | the structure that separates the nucleus from the cytoplasm in a cell |
| organelles | the small parts found inside a cell, often surrounded by a separate membrane, that performs a specific function |
| disease | a breakdown in the structure and function of a living organism |
| microbe | a microscopic cellular organism or a virus, some of which can cause disease |
| multicellular | an organism that is made of more than one cell |
| unicellular | describing single-celled organisms, including bacteria and some protists |
| eukaryote | organisms that have cells that contain a nucleus |
| prokaryote | organisms whose cells do not have a nucleus. the DNA of prokaryotes is located in the cytoplasm of the cell |
| vector | an animal that spreads disease-causing microbes, usually without getting itself sick |
| virus | small infectious agents that cannot grow or reproduce by themselves. instead, they must invade living cells to multiply. viruses are not made of cells |
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abigailchoi
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