Examlex
A permanent, inheritable change in the genetic information is called ________.
Frequency
In general terms, the rate at which something occurs over a particular period of time or in a given sample.
Pitch
The perception of the frequency of sound, determining how high or low a tone sounds.
Loudness
The perception of the intensity of sound waves, often measured in decibels, and experienced by the listener as volume.
Timbre
The characteristic quality or color of a sound that distinguishes it from other sounds of the same pitch and volume.
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