When a Bacterium Such as E

question 50

Multiple Choice

When a bacterium such as E. coli is shifted from a warmer growth temperature to a cooler growth temperature, it compensates by:

• A) increasing its metabolic rate to generate more heat.
• B) putting longer-chain fatty acids into its membranes.
• C) putting more unsaturated fatty acids into its membranes.
• D) shifting from aerobic to anaerobic metabolism.
• E) synthesizing thicker membranes to insulate the cell.

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Definitions:

Amplitude

In physics, the maximum extent of a vibration or oscillation measured from the position of equilibrium.

EEG

Electroencephalography, a non-invasive procedure that records electrical activity of the brain using electrodes placed on the scalp.

Brain Waves

Oscillating electrical voltages in the brain that reflect different states of brain activity.

Actigraph

A device typically worn on the wrist that tracks movement and is often used to monitor sleep patterns and physical activity levels.