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:

Reckless Teen

A term often used to describe a teenager who acts without considering the consequences, engaging in risky or impulsive behaviors.

Positive Punishment

A concept in behavior psychology where an unpleasant stimulus is added following a behavior to decrease the likelihood of that behavior occurring in the future.

Negative Punishment

A behavior modification technique where a desirable stimulus is removed after the occurrence of an unwanted behavior, aiming to decrease that behavior's future occurrences.

Aversive Stimulus

A negative or unpleasant stimulus that is used to induce a change in behavior through aversion therapy or conditioning.