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on April 7, 2010
Vocabulary from Module 2, from Apologia Educational Ministries' High School Biology Course Exploring Creation With Biology, by Dr. Jay Wile and Marilyn F. Durnell (2nd edition).
Cindy-2012, Apologia Biology (2nd edition)
Log in to favorite or report as inappropriate.Terms | Definitions |
|---|---|
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 unhindered because of the abundance of resources for an ever-increasing population |
Logistic growth | Population growth that is controlled by limited resources |
Conjugation | A temporary union 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 a DNA segment from a nonfunctional donor cell to that of a functional recipient cell |
Transduction | The process in which infection by a virus 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 |
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