A Biologist Wants Specifically to Examine the Surfaces of Different

question 16

Multiple Choice

A biologist wants specifically to examine the surfaces of different types of cells in kidney tubules of small mammals. The cells in question can be distinguished by external shape, size, and 3-D characteristics. Which of the following would be the optimum method for her study?

• A) transmission electron microscopy
• B) cell fractionation
• C) light microscopy using stains specific to kidney function
• D) light microscopy of living unstained material
• E) scanning electron microscopy

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Definitions:

Respected

Being accorded honor or esteem; held in high regard.

Recognized

Acknowledged or identified as having value, significance, or as meeting certain standards.

Aggressive Behavior

Actions characterized by hostility or violence intended to dominate or intimidate another person.

Quiet Section

A designated area or period intended for silence or significantly reduced noise levels.