Figure 20.1 -If Figure 20.1 Is an Accurate Depiction of Relatedness, Then

question 20

Multiple Choice

Figure 20.1
-If Figure 20.1 is an accurate depiction of relatedness, then which of the following should be correct?
1) The entire tree is based on maximum parsimony.
2) If all species depicted here make up a taxon, this taxon is monophyletic.
3) The last common ancestor of species B and C occurred more recently than the last common ancestor of species D and E.
4) Species A is the direct ancestor of both species B and species C.
5) The species present at position 3 is ancestral to C, D, and E.

• A) 1 and 3
• B) 3 and 4
• C) 2, 3, and 4
• D) 1, 2, and 3

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Definitions:

Esteem Needs

According to Maslow's hierarchy of needs, these are the fourth level of human needs, including self-esteem, confidence, and respect from others.

Anterior Cingulate Cortex

A part of the brain's limbic system, involved in emotion regulation, decision making, and the physiological responses to potential rewards and pain.

Postsurgical Pain

Pain experienced after undergoing surgical procedures, which can vary in intensity and duration depending on the surgery and individual factors.

Amygdala

A brain structure involved in the processing of emotions, especially those related to survival, such as fear and aggression.