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Biology - Unit 4

Prokaryotes

QuestionAnswer
Protective covering formed by bacteria when environmental conditions are unfavorable. endospore
Bacteria that break down organic matter and recycle it decomposers
Bacteria that convert atmospheric nitrogen into compounds that plants can take up through their roots nitrogen fixers
Type of bacteria that have a spherical shape. Coccus (cocci)
Type of bacteria that have a rod shape. Bacillus (bacilli)
Type of bacteria that have a spiral shape. Spirillum (Spirilli)
Type of bacteria that requires oxygen to survive. Aerobic
Type of bacteria that does NOT require oxygen to survive. Anaerobic
Type of asexual reproduction in bacteria; cells split into 2 new cells. Binary Fission
Type of bacterial reproduction that TRANSFERS ALL of one's DNA into another cell. Conjugation
Medicine used to kill some types of bacteria. Antibiotics
Bacteria can be _____________, heterotrophs, or decomposers. autotrophs