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Biology Module #2

Pathogen An organism that causes disease.
Saprophyte An organism that feeds on dead matter.
Parasite An organism that feeds on a living host.
Aerobic Organism An organism that requires oxygen.
Anaerobic Organism An organism that does not require oxygen.
Steady State A state in which members of a population die as quickly as new members are born.
Exponential Growth Population growth that is unihndered because of the abundance of resources for an ever-increasing population.
Logistic Growth Population growth that is controlled by limited resources.
Conjugation A temporary of two organisms for the purpose of DNA transfer.
Plasmid A small, circular section of extra DNA that confers one or more traits to a bacterium and can be reproduced separately from the main bacterial genetic code.
Transformation The transfer of DNA segment from a nonfunctional donor cell to that of a functional recipient cell.
Transduction The process in which infection by a virus in results in DNA being transferred from one bacterium to another.
Endospore The DNA and other essential parts of a bacterium coated with several hard layers.
Strains Organisms from the same species that have markedly different traits.
Created by: 100001042329918