Exam 3: Cellular Form and Function

In the glycocalyx,__________ act like identification tags that enable the body to distinguish its own cells from foreign and diseased cells.

The fuzzy coat of carbohydrates on the outer surface of the plasma membrane that functions in cell identification is called the __________.

The most important advantage of the transmission electron microscope (TEM)over the light microscope (LM)is its higher resolution.

Cells were first discovered when a scientist named __________ observed cell walls in cork under a microscope.

Which of the following is not a function of the Na⁺-K⁺ pump?

In most cells,the nucleus is the largest organelle.

Although the transmission electron microscope (TEM)can magnify much more than a light microscope,even at identical magnifications the TEM has the advantage of __________.

Channel protein gates respond to all these stimuli except __________.

Microvilli and cilia differ in their function,but have the same internal structure.

The flat-shaped cells found covering the skin are _________ in shape.

A protein that is bound to a carbohydrate is called a _________.