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Virus Quiz 1
Virus
Question | Answer |
---|---|
Bacteria | Single-celled organisms that lack a nucleus. |
Cytoplasm | The thick fluid region of a cell located inside the cell membrane or between the cell membrane and nucleus. |
Ribosomes | A small grain-shaped organelle in the cytoplasm of a cell that produces proteins. |
Flagellum | A long, whip-like structure that helps a cell move. |
Cellular Repatriation | The process the releases energy by breaking down glucose and other food molecules in bacteria. |
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. |
Pasteruization | A process of heating food to a temperature what 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 material to the soil and water. |
How does bacteria get there energy? | making food or eating other organisms |
What are the three shapes of a bacteria? | Spiral, rod-like, and spherical. |
Is bacteria a eukaryote or a prokaryote? | Prokaryote. |
What is the bacteria made of? | Cell wall, cell membrane, cytoplasm, ribosomes, genetic material, flagellum. |
How do bacteria reproduce? | Asexually (binary fission) and Sexually (conjugation) |
What is bacteria's role in nature? | Bacteria are involved in oxygen and food production, in health maintenance and medicine production, and in environmental clean up and recycling. |