Why Do Cells Need Buffering Agents

question 4

Multiple Choice

Why do cells need buffering agents?

• A) to minimize the changes in pH of their internal environment
• B) to operate at a constant pH of 2.0
• C) to carry out life functions in extremely acidic conditions
• D) to help transfer electrons from one atom to another
• E) to increase the amount of OH^- in their surroundings

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Definitions:

Proximity

Physical or geographic closeness; a major influence on attraction.

Interpersonal Attraction

The force that draws people together, leading to friendships and romantic relationships.

Mere-Exposure Effect

The tendency to feel more positively toward a stimulus as a result of repeated exposure to it.

Repeated Exposure

involves the process by which repeated encounters with a stimulus lead to an increased liking for or familiarity with that stimulus.