Which of the Following Criteria Is Not Commonly Used to Classify

question 27

Multiple Choice

Which of the following criteria is not commonly used to classify bacteria?

• A) morphology
• B) shape of ribosomes
• C) staining characteristics
• D) biochemical characteristics

---

Definitions:

Operant Conditioning

A learning process in which the strength of a behavior is modified by reinforcement or punishment.

Observational Learning

The process of acquiring new behaviors or knowledge by observing the actions of others and the consequences of those actions.

Classical Conditioning

A teaching mechanism involving the link between a stimulus found in the environment and one that naturally exists.

Positive Reinforcer

A stimulus which, when presented after a behavior, increases the likelihood of that behavior being repeated.