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Bacteria Quiz 2
Bacteria
Question | Answer |
---|---|
Bacteria | Single-celled organisms that lack a nucleus; prokaryotes |
Cytoplasm | The thick fluid region of a cell located inside the cell membrane (in prokaryotes) or between the cell membrane and nucleus (in eukaryotes) |
Ribosome | A small grain-shaped organelle in the cytoplasm of a cell that produces proteins |
Flagellum | A long, whiplike structure that helps a cell to move |
Cellular Respiration | The process that releases energy by breaking down glucose and other food molecules in the presence of oxygen |
Binary Fission | A form of asexual reproduction in which one cell divides, forming two identical cells |
Conjugation | A form of sexual reproduction in which a unicellular organism transfers some of its genetic material to another unicellular organism |
Endospore | A structure produced by prokaryotes, such as bacteria, in unfavorable conditions; a thick wall encloses the DNA and some of the cytoplasm |
Pasteurization | A process of heating food to a temperature that is high enough to kill most harmful bacteria without changing the taste of the food |
Decomposer | An organism that gets energy by breaking down wastes and dead organisms, and returns raw materials to the soil and water |