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biology chapter 19

section 1 vocab - 3.23.10

QuestionAnswer
Prokaryote unicellular organism lacking 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 energy from sunlight to convert carbon dioxide and water to carbon compounds
Chemoautotroph organism that makes organic carbon molecules form carbon dioxide using energy from chemical reactions
Obligate aerobe organism that requires a constant supply of oxygen in order to live
Obligate anaerobe organism that cannot live in the presence of oxygen
Facultative anaerobe organism that can survive with or without oxygen
Binary fission type of asexual reproduction in which an organism replicates its DNA and divides in half, producing two identical daughter cells
Conjugation form of sexual reproduction in which 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
Created by: forever09
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