Peahens Prefer to Mate with Peacocks That Have the Brightest

question 3

Multiple Choice

Peahens prefer to mate with peacocks that have the brightest and largest tail displays.The peacock's tail is a disadvantage to the males,because it is large and cumbersome and hinders them from escaping from predators.Given these facts,why isn't the peacock's tail selected against by natural selection?  

• A)peacocks lack the mutations to allow selection to work
• B)only a few peacocks have large tail displays
• C)in spite of the disadvantage, peacocks with larger tails leave more offspring
• D)it is selected against, but because a peahen gives birth to so many males, the population is not greatly affected
• E)peacocks do not reproduce sexually

Understand the psychological principles of learned helplessness and depressive behavior.

Identify brain structures and neurotransmitters implicated in learned helplessness and S-R habits formation.

Differentiate between associative-link knowledge and expectations in behavior.

Recognize the effects of causal attributions on emotional outcomes like depression.

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Definitions:

Reversibility

In cognitive development, the understanding that objects can be changed and then returned to their original condition or state.

Moral Development

The process through which individuals develop proper attitudes and behaviors toward other people in society, based on social and cultural norms, rules, and laws.

Pre-Conventional

A stage in Kohlberg's theory of moral development where moral understanding is based on rewards and punishments.

Conventional

Adhering to accepted standards and practices; typical or traditional in nature.