Which Microscope Shows Cells Against a Bright Background and the Intracellular

question 27

Multiple Choice

Which microscope shows cells against a bright background and the intracellular structures of unstained cells based on their varying densities?

• A)bright-field
• B)dark-field
• C)phase-contrast
• D)fluorescence
• E)electron

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Definitions:

Longitudinal Evidence

Data gathered from the same subjects repeatedly over a period of time to observe changes and developments, providing insight into effects and patterns that emerge over the long term.

Pessimist

An individual who tends to see the worst aspect of things or believe that the worst will happen; a lack of hope or confidence in the future.

Thwarted Need

A desire or requirement that has been prevented from being achieved or satisfied.

Power Motive

Wanting to have an impact on others.