Altruistic Behavior Benefits Others While Being a Disadvantage to the Altruistic

question 10

Multiple Choice

Altruistic behavior benefits others while being a disadvantage to the altruistic individual.What observation might best explain this behavior?

• A)Helping behavior directed toward related individuals is costly and has probably never evolved;most altruistic behavior is random.
• B)Altruistic behavior is most common in groups with a low degree of genetic relatedness.
• C)Altruistic behavior is widespread in primates,but as observed by Wrangham,is absent in chimpanzees.
• D)Altruistic behavior is often directed toward related individuals and enhances inclusive fitness.

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Definitions:

Water Breaking

The rupture of the amniotic sac surrounding a fetus, which releases amniotic fluid signaling the onset of labor.

Contractions

The tightening and relaxation of uterine muscles, experienced by pregnant women, that can indicate the onset of labor or be part of Braxton Hicks practice contractions.

Transition Phase

In labor and childbirth, this term describes the final phase of the first stage of labor, characterized by intense contractions and dilation of the cervix from 7 to 10 centimeters.

Cervix Dilation

The opening of the cervix, the lower part of the uterus, during labor, measured in centimeters from 0 (closed) to 10 (fully dilated).