One Model for the Spread of an Epidemic Is That

question 6

Multiple Choice

One model for the spread of an epidemic is that the rate of spread is jointly proportional to the number of infected people and the number of uninfected people.In an isolated town of inhabitants, people have a disease at the beginning of the week and have it at the end of the week.How long does it take for of the population to be infected?

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Definitions:

Extracellular

Pertaining to being outside the cell membrane.

Plasma Membrane

A biological membrane that separates the interior of all cells from the outside environment, controlling the movement of substances in and out of cells.

Permeable

A characteristic of materials that are able to allow liquids or gases to pass through them, especially through pores or interstices.

Gray Matter

The darker-colored area of the central nervous system; abundant in nerve cell bodies, dendrites, and axon terminals, associated with processing and cognition.