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Module 2

Across
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
An organism that requires oxygen
An organism that feeds on dead matter
An organism that does not require oxygen
An organism that causes disease
The process in which infection by a virus results in DNA being transferred from one bacterium to another
The transfer of a DNA segment from a nonfunctional donor cell to that of a functional recipient cell
Down
An organism that feeds on a living host
Organisms from the same species that have markedly different traits
A temporary union of two organisms for the purpose of DNA transfer
A state in which members of a population die as quickly as new members are born
Population growth that is unhindered because of the abundance of resources for an ever-increasing population
Population growth that is controlled by limited resources
The DNA and other essential parts of a bacterium coated with several hard layers