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A Hundred Years Ago People Listened to Recorded Music on Their

question 359

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A hundred years ago people listened to recorded music on their gramophones. There are very few gramophones around today. Therefore, probably people listen to less recorded music today than they did a hundred years ago.


Definitions:

Operational Definitions

Specific descriptions of concepts involving the conditions of a scientific study.

Heritability

A measure of how much of the variation in a trait within a population is due to genetic differences.

Genetic Changes

Alterations in the DNA sequence that can lead to variations in traits or diseases.

Population

The total number of individuals or organisms of a particular species living in a specific area or region at a given time.

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