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Science Bacteria
| Question | Answer |
|---|---|
| Who first discovered bacteria? In what year? | Dutch merchant named Anton von Leeuwenhoek in the LATE 1600s |
| Are bacteria prokaryotes or eukaryotes? | Bacteria are prokaryotes |
| Is their genetic material contained by a nucleus? | No. They do not have a nucleus. |
| What are the 6 parts of bacteria? | cell wall, cell membrane, ribosomes, cytoplasm, genetic material, and flagellum |
| define cell wall | a rigid wall that protects the cell |
| define cell membrane | controls what materials pass in and out of the cell. |
| define cytoplasm | the area inside the cell wall that contains a gel like fluid that moves structures throughout the cell |
| define ribosomes | chemical factories where proteins are produced |
| define flagellum | a long, whip like structure that helps the cell to move |
| what are the three basic shape types of bacterial cells? | spherical, rod-like, and spiral |
| what unit of length are bacteria measured in? | micrometers (one millionth of a meter) |
| What are the two ways that bacteria can reproduce? | asexually and sexually |
| The process of breaking down food to release energy is called______ | cellular respiration |
| asexual reproduction is the process called | binary fission |
| sexual reproduction is the process of conjugation | |
| a small rounded, thick-walled resting cell that forms inside a bacterial cell to protect it in harsh conditions is called _________ | an endospore |
| what produces oxygen? | autotrophic bacteria |
| delaying food spoilage is the process of | pasteurization |
Created by:
IsabellaDay
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