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Tests That Take Place in the Lab, Such as in a Test

question 3

Multiple Choice

Tests that take place in the lab, such as in a test tube or Petri-dish, outside of a living host, are referred to as _______________ whereas tests that take place in a living host, such as in a patient, are described as ______________.

Definitions:

Sea Level

The average height of the ocean's surface between high and low tide, used as a reference point for measuring elevations and atmospheric pressure.

Fluid

A substance that has fluidity; that is, it lacks definite shape and both flows readily and yields to the slightest pressure. Most liquids and gases are fluids.

Gases

Substances that exist in a state that fills any container uniformly, without a definite shape or volume, such as oxygen or nitrogen.

Vapors

Gaseous forms of substances which are liquid or solid at room temperature, often produced by evaporation or sublimation.