Examlex
A mutant strain of E.coli lacks a binding site for CAP at the promoter for the lac operon.How does expression of the operon compare to wild type? (The bold face row indicates units of activity observed in wild type. )
Predation
The ecological process by which one organism hunts and consumes another organism for sustenance.
Precautionary Principle
A safety principle requiring that an action or policy having the potential to cause harm to the public or to the environment should not be undertaken if the consequences are uncertain or potentially dangerous.
Environmental Protection
Efforts and policies aimed at conserving the natural environment and preventing further degradation due to human activity.
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