​A Coccus Is A(n) ____

question 83

Multiple Choice

​A coccus is a(n) ____.

• A) ​rod-shaped bacterium
• B) ​spherical bacterium
• C) ​multicellular bacterial colony
• D) ​spiral-shaped bacterium
• E) ​bacteriophage

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Definitions:

μm

Micrometer, a unit of length in the metric system equal to one millionth of a meter, used to measure small distances, such as those in biological cells and structures.

Total Magnification

The combined magnifying power of an optical system, calculated by multiplying the objective lens magnification by the ocular lens magnification.

Ocular Lens

A transparent structure in the eye that, along with the cornea, helps to refract light to be focused on the retina.

Objective Lens

The lens in a microscope closest to the specimen that helps to magnify the image of the object being observed.