Which Phylogenetic Group Includes All Descendants of a Common Ancestor

question 14

Multiple Choice

Which phylogenetic group includes all descendants of a common ancestor and only the descendants of that ancestor?

• A)monophyletic
• B)paraphyletic
• C)polyphyletic
• D)genus

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Definitions:

Latent Learning

The process of learning that occurs without any immediate or apparent reinforcement, which becomes apparent only when there is a reason to demonstrate it.

Unconditioned Stimulus

In classical conditioning, a stimulus that naturally and automatically triggers a response without any prior learning.

Conditioned Stimulus

A previously neutral stimulus that, after becoming associated with an unconditioned stimulus, eventually comes to trigger a conditioned response.

Acquisition

The initial learning of the connection between the unconditioned stimulus and the conditioned stimulus when these two stimuli are paired.