If a Charge of +2Q Were Placed at the Origin

question 14

Multiple Choice

If a charge of +2Q were placed at the origin the crossing point of the vertical and horizontal lines) of the above figure, into which quadrant would it feel a net force?

• A) A
• B) B
• C) C
• D) D
• E) None, it feels no net force.

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Definitions:

Eukaryotes

Organisms whose cells contain a nucleus and other organelles enclosed within membranes.

Prokaryotes

Single-celled organisms without a nucleus or other membrane-bound organelles, including bacteria and archaea.

Genetic Drift

A mechanism of evolution that involves random changes in the frequency of alleles within a population over time.

McDonald-Kreitman Test

A method used in molecular evolution to compare the ratio of non-synonymous to synonymous substitutions in a gene between species, assessing natural selection.