Stack #84922 Word Scramble
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| Term | Definition |
| prokaryote | organism whose cells lack a nucleus |
| bacillus | rod-shaped prokaryote |
| coccus | spherical prokaryote |
| spirillum | spiral or corkscrew shaped prokaryote |
| chemoheterotroph | organism that must take in organic molecules for both energy and carbon |
| photoheterotroph | organism that is photosynthetic but needs organic compounds as a carbon source |
| photoautotroph | organism that uses sunlight energy to convert CO2 and H2O to carbon compounds |
| chemoautotroph | organism that makes carbon molecules from CO2 using energy from chemical reactions |
| obligate anaerobe | organism that does not require oxygen in order to live |
| obligate aerobe | organism that requires a constant supply of oxygen in order to live |
| facultative anaerobe | organism that survive with or without oxygen |
| binary fission | type of asexual reproduction where an organism replicates its DNA and divides in half, producing 2 identical daughter cells |
| conjugation | form of sexual reproduction where paramecia and some prokaryotes exchange genetic information |
| endospore | type of spore formed when a bacterium produces a thick internal wall that encloses its DNA and a portion of its cytoplasm |
| nitrogen fixation | process of converting nitrogen gas into ammonia |
| virus | particle consisting of nucleic acid, protein, and in some cases lipids that can replicate only by infecting living cells |
| capsid | outer protein coat of a virus |
| bacteriophage | virus that infects bacteria |
| lytic infection | process where virus enters a cell, copies itself, and causes the cell to burst |
| lysogenic infection | process where a virus embeds its DNA into the DNA of a host cell and is replicated along with he host cell's DNA |
| prophage | the viral DNA that is embedded in the host cell's DNA |
| retrovirus | virus that contains RNA as its genetic information |
| pathogen | disease causing agent |
| vaccine | a preparation of weakened or killed pathogens |
| antibiotic | compound that blocks the growth and reproduction of bacteria |
| viroid | single-stranded RNA molecule that has no surrounding capsids |
| prion | infectious particle made up of protein rather than DNA or RNA |
Created by:
Diana Key
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