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6thGrFromCh2Sec2
6th Grade From Bacteria Chapter 2 Sec 2
| Question | Answer |
|---|---|
| bacteria | single celled organisms that are prokaryotes whose genetic material in their cells is not in the nucleus |
| cytoplasm | a region inside the cell membrane that contains a gel-like material |
| ribosomes | tiny structures that are chemical factories where proteins are produced |
| flagellum | a long whiplike structure that helps a cell to move |
| respiration | the process of breaking down food to release its energy |
| binary fission | a process in which one cell divides to form two identical cells |
| asexual reproduction | a reproductive process that involves only one parent and produces offspring that are identical to the parent |
| sexual reproduction | a reproductive process that involves two parents who combine their genetic material to produce a new organism which differs from both parents |
| conjugation | a process where one bacterium transfers some of its genetic material in another bacterium through a thin threadlike bridge that joins the two cells |
| endospore | a small, rounded, thick-walled resting cell that forms inside a bacterial cell |
| pasteurization | a process by which food is heated to a temperature that is high enough to kill most harmful bacteria without changing the taste of the food |
| decomposers | organisms that break down large chemicals in dead organisms into small chemicals |