Which Letter Indicates Where LUCA Is Found on This Phylogenetic

question 48

Multiple Choice

Which letter indicates where LUCA is found on this phylogenetic tree?

• A) D
• B) E
• C) C
• D) B

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Definitions:

Operant Response

A behavior that is strengthened or weakened by the consequences that follow it, as described in operant conditioning.

Extinction

In behavioral psychology, the gradual weakening and disappearance of a conditioned response when the conditioned stimulus is repeatedly presented without the unconditioned stimulus.

Continuous Punishment

A behavioral training method where every instance of the unwanted behavior is punished, aiming to decrease or eliminate that behavior.

Edward Thorndike

An American psychologist who developed the law of effect, emphasizing the role of rewards in learning.