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10 Cards in this Set
- Front
- Back
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What is a biofilm? |
when multiple bacteria cells live in a community together on a solid surface. |
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How much bacteria is culturable? |
less than 1 percent |
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What does it mean to culture bacteria? |
make bacteria |
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How is different than a microbial mat? |
its simpler and only grow on solid surfaces |
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How do prokaryotes help in the nitrogen cycle? |
they take nitrogen and turn it into a useable source of nitrogen for plants and others take ammonia and turn it into N2 to go back into the atmosphere. |
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How do prokaryotes help in the carbon cycle? |
by helping return the carbon to the atmosphere as CO2 |
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What micronutrients do they need? |
iron, bromine, |
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Why can bacteria evolve so quickly? |
because they reproduce very quickly, the fact that they can exchange genetic material with each other and that they have random mutations |
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How is the cell wall different in Archaea and Bacteria? |
bacteria cell walls have peptidoglycan and archaea doesnt |
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How do prokaryotes reproduce? |
they reproduce asexually through binary fission. |
