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Definition
unicellular organisms that lack a nucleus |
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Definition
| rod-shaped prokaryotic bacteria |
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Definition
| spherical prokaryotic bacteria |
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Definition
| spiral and corkscrew-shaped prokaryotic bacteria |
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Definition
| prokaryotes that must take in organic molecules for both enegery and a supply of carbon |
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Definition
| smaller group of heterotrophic prokaryotes that use sunlight for energy |
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Definition
| autotrophs that use sunlight to convert CO2 and water to carbon compounds and oxygen |
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Definition
| perform chemosynthesis, make organic carbon molecules from CO2 |
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Definition
organisms that require constant supply of oxygen in order to live |
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Definition
bacteria that must live in the absence of oxygen |
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Definition
| can survive with or without oxygen |
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Term
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Definition
| Type of asexual reproduction in which an organism replicates its DNA and divides in half, producing two identical daughter cells |
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Definition
| Form of sexual reproduction in which paramecia and some prokaryotes exchange genetic information |
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Definition
| Type of spore formed when a bacterium produces a thick internal wall that encloses its DNA and a portion of its cytoplasm |
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Definition
| Process of converting nitrogen gas into ammonia |
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Definition
| Particle made up of nucleic acid, protein, and in some cases lipids that can replicate only by infection living cells |
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Term
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Definition
| Outer protein coat of a virus |
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Definition
| Virus that infects bacteria |
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Definition
| Process in which a virus enters a cell, makes a copy of itself, and causes the cell to burst |
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Definition
| Process by which a virus embeds its DNA into the DNA of the host cell and is replicated along with the host cell’s DNA |
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Definition
| The viral DNA that is embedded in the host cell’s DNA |
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Term
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Definition
| Virus that contains RNA as its genetic information |
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Definition
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Term
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Definition
| A preparation of weakened or killed pathogens |
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Definition
| Compound that blocks the growth and reproduction of bacteria |
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Term
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Definition
single stranded RNA molecule that has no surrounding capsids |
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Term
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Definition
| infectious particle made up of protein rather than RNA and DNA |
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