Research Suggests That the Localized Extinction of Several Species of Land

question 24

Multiple Choice

Research suggests that the localized extinction of several species of land snails near Basal, Switzerland was due to

• A) genetic mutation.
• B) toxic water source.
• C) climatic warming.
• D) exotic predator.
• E) loss of habitat.

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Definitions:

Amplitude

The height or strength of a wave signal, which in the context of sound, relates to its loudness, and in light, its intensity.

Delta Waves

Slow brain waves typically associated with deep sleep and certain brain disorders, recorded with an electroencephalogram (EEG).

Electroencephalograph (EEG)

A device used to measure and record the electrical activity of the brain.

Stage 3 Sleep

Stage 3 sleep is a period of deep, restorative sleep characterized by slow brain waves known as delta waves, essential for physical and mental rejuvenation.