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CH.2 vocab
biology (cell)
| Question | Answer |
|---|---|
| cell | smallest unit of life |
| amino acids | organic molecule that is the building block of protein |
| carbohydrates | organic compound composed of carbon, hydrogen, and oxygen, used by living things as an energy source |
| cell membrane | bilipd layer that encloses the cytoplasm, essential to cell's cytoplasm |
| cell theory | principle that states all organisms are made of one or more cells that are derived from other cells |
| cellulose | carb that is the main structural component of cell wall |
| central vacuole | membrane bound cavity in plant cells used for storage |
| centriole | rod shaped organelle that help move chromosomes during cell division |
| chromosome | cellular structure in which genes are located |
| cilia | in cells, tightlly packed rows of short flagella used for movement |
| collagen | fibrous structural protein present in all multicellular organisms, particulary in connective tissue |
| cytoplasm | the material between the cell membraane and the nuclear membrane |
| DNA | deoxyribonucleic acid-nucleic acid that stores hereditary info |
| ER | cell membrane in the cytoplasm that transports materials made by the cell |
| enzymes | protein that catalyzes a chemical reaction |
| eukaryotic | complex cell that has nucleus enclosed by a membrane |
| flagella | whiplike structure that grows out of a cell and enables it to move |
| glycogen | polymemr of glucose used for short term enegy storage |
| golgi apparatus | cell organelle of a euk. cell that consists of flattened sacs and collects, packages, and distributes molecules produced by the cell |
| lysosome | cell organelle of a euk. cell containing hydrolytic, digestive enzymes |
| microtubule | hollow protein fiber in the cytoplasm of a euk. cell involved in cell movement and structure. |
| mitochondrion | cell organelle of a euk. cell that supplies the cell with ATP by preforming oxydative respiration |
| nuclear membrane | double membrane that surrounds the cell's nucleus |
| nucleic acid | organic molecule that stores info for cell function, DNA or RNA |
| nucleus | the organelle that houses the DNA of a euk. cell |
| organelle | subcellular structure that has a special function |
| polypeptide | chain of amino acids |
| polysaccharide | complex carbohydrate composed of three or more monosaccharides |
| prokaryote | cell without a nucleus |
| protein | organic compound formed of one or more chains of polypeptide |
| ribosome | cytoplasmic organelle on which proteins are synthesized |
| RNA | a type of nucleic acid that participates in the expression of genes |
| saturated fat | fat that caontains no c=c bonds |
| starch | a storage form of glucose consisting of hundreds of glucose molecules |
| steriod | a class of lipids that includes cholesterol and some hormones |
| unsaturated fat | fat that contains c=c bonds |
| vesicle | membrane enclosed sac in cell's interior |
Created by:
Sammyw
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