Answer:
<em>Frame of Reference</em>
The fixed background surrounding an object, assumed to be at rest and in a fixed position.
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Answer:
A person's skin color, hair color, dimples, freckles, and blood type are all examples of genetic variations that can occur in a human population.
Explanation:
Microscopes?
Scanners?
Transmitters?
Cameras?
Hand lens?
There are a lot