Effect Occurs

Some articles on occurs, effect, effects, effect occurs:

Aquatic Toxicology - Toxicological Effects
... Indirect toxicity occurs with a change in the physical, chemical, or biological environment ... Lethality is most common effect used in toxicology and used as an endpoint for acute toxicity tests ... While conducting chronic toxicity tests sublethal effects are endpoints that are looked at ...
Reactivity (psychology)
... Reactivity is a phenomenon that occurs when individuals alter their performance or behavior due to the awareness that they are being observed ... The Hawthorne effect occurs when research study participants know they are being studied and alter their performance because of the attention they receive from the experimenters ... The John Henry effect, a specific form of Hawthorne effect, occurs when the participants in the control group alter their behavior out of awareness that they are in the control group ...

Famous quotes containing the words occurs and/or effect:

    Years ago we discovered the exact point, the dead center of middle age. It occurs when you are too young to take up golf and too old to rush up to the net.
    Franklin Pierce Adams (1881–1960)

    To see distinctly the machinery—the wheels and pinions—of any work of Art is, unquestionably, of itself, a pleasure, but one which we are able to enjoy only just in proportion as we do not enjoy the legitimate effect designed by the artist.
    Edgar Allan Poe (1809–1849)