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| Unicellular organism lacking a nucleus. |
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| Spiral and corkscrew-shaped prokaryotes. |
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| Organism that must take in organic molecules for both energy and carbon. |
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| Organism that is phosynthetic but needs organic compounds as carbon source |
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| Organism that is photosynthetic but needs organic compounds as a carbon source. |
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| Organism that makes organic carbon molecules from carbon dioxide using energy from chemical reactions. |
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| Require a constant supply of oxygen to survive. |
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| Organism that requires a constant supply of oxygen in order to live. |
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| Organism that can survive with or without oxygen. |
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| Type of asexual reproduction in which an organism replicates its DNA and divides in half, producing two identical daughter cells . |
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| Form of sexual reproduction in which paramecia and some prokaryotes exchange genetic information. |
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| type of sper formed when a bacterium produces a thick internal wall that encloses its DNA and a portion of its cytoplasm. |
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| Process of converting nitrogen gas into ammonia. |
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| Particle made up of nucleic acid, protein, and in some cases lipids that can replicate only by infecting living cells. |
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| Outer protein coat of a virus. |
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| Virus that infects bacteria. |
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| Process in which a virus enters a cell, makes a copy of itself, and causes the cell to burst. |
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| 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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| The viral DNA that is embedded in the host cell's DNA. |
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| Virus that contains RNA as its genetic information. |
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| A preparation of weakened of killed pathogens. |
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| Compound that blocks the growth and reproduction of bacteria. |
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| Single-stranded RNA molecule that has no surrounding capsids. |
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| Infectious particle made up of protein rather than RNA or DNA. |
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