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| algae probably most beneficial to man |
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| need an oxygen environment to live |
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| symbiosis between alga and fungus |
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| can absorb energy from blue light |
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| found only in plant cells |
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| spore-containing sacs that form at the tips of certain hyphae |
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| strands of genetic material |
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| Do protists have tissues? |
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Definition
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| Does the chlorella live in a symbiotic relationship with an amoeba? |
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Definition
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Term
| The chlorella lives in a symbiotic relationship with what? |
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Definition
| the process of surrounding and digesting a microorganism by a cell |
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Definition
| An amoeba's flexible cell membrane bulges out, and the cell's cytoplasm flows in the direction fo the bulge. |
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Term
| What are the two stages of slime molds? |
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Definition
| a.active stage b.stationary stage |
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Term
| Why can't fungi manufacture their own food? |
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Definition
| fungi does not contain chlorophyll |
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Term
| Where does a saprophytic fungus obtain its food? |
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Definition
| from dead or decaying plants and animals |
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Term
| Parasitic fungi are also called what? |
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| Yeasts usually reproduce by what? |
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Definition
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| Yeasts break down carbohydrates and produce what? |
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Definition
| alcohol and carbon dioxide |
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| What fungus looks like a shelf on a tree? |
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Term
| What are the three statements include in the cell theory? |
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Definition
| a.The cell is the basic unit of living things. b.The cell is the basic unit of function of living organisms. c.All cells come from other cells. |
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| Almost all cells contain what three things? |
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Definition
| cell membrane, cytoplasm, cell nucleus |
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| What are the three types of bacteria? |
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Definition
| coccus, bacillus, spirillum |
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Term
| Most heterotrophic bacteria are helpful or harmful? |
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Definition
| most heterotrophic bacteria are helpful |
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Term
| What happens to anaerobes exposed to free oxygen? |
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Definition
| anaerobes die if exposed to free oxygen, they can only live without oxygen |
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Term
| Viruses can only be seen with what? |
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Definition
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| A virus is inactive until when? |
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Term
| When a virus destroys cells in the body, the body's defense mechanisms begin to do what? |
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Definition
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Term
| A vaccination is what process? |
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Definition
| the process of injecting a weakened form of a virus into the body |
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Term
| What fungi are highly contagious because they produce spores that are easily spread? |
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| THe part of the mushroom you can see is called what? |
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| The body of a brown alga is called what? |
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| the rootlike structure of the brown alga |
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Definition
| hairlike projections used for locomotion and obtaining food |
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Term
| Why is it that red algae can live in deep water? |
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Definition
| because they can absorb energy form blue light |
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Term
| Aerobes need what to live? |
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Definition
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Term
| What is the tiniest living organism? |
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Definition
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Term
| How do most bacteria reproduce? |
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Definition
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Term
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Definition
| a geometrically-shaped virus that attacks bacteria |
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| If living conditions are unfavorable, a bacterium may produce what? |
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Definition
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Term
| The body fights viruses by using what? |
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Definition
| prevention, phagocytosis, antibodies |
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Term
| Cholesterol is found only where? |
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Definition
| in the cells of humans and animals |
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