There Is Some Evidence That Extinct Reptiles Called Cynodonts,which Arose

question 34

Multiple Choice

There is some evidence that extinct reptiles called cynodonts,which arose about 260 million years ago,may have had whisker-like hairs around their mouths.If this is true,then what can be properly said of hair?

• A)It is a shared derived character of mammals,even if cynodonts continue to be classified as reptiles.
• B)It is a shared derived character of the amniote clade and not of the mammal clade.
• C)It is a shared ancestral character of the amniote clade,but only if cynodonts are reclassified as mammals.
• D)It is a shared derived character of the mammals,but only if cynodonts are reclassified as mammals.

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Definitions:

Hazan and Shaver

Psychologists who developed the theory that romantic love in adulthood follows the same attachment patterns individuals have as children with their caregivers.

Adults

Individuals who have reached the age of majority, typically defined in terms of legal responsibilities, physiological development, and social standing.

Romantic Love

A profound and emotional state of attachment and affection towards a partner.

Bowlby and Ainsworth

Psychologists known for their work in attachment theory, explaining the importance of early emotional bonds between a child and their primary caregiver.