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Imagine that your house has caught fire. It is only yourself and your full-sibling brother in the house since your parents are gone on vacation. After escaping the house, you cannot find your brother and decide he must still be inside. There is a 25% chance that you will not survive the fire, and you each will produce two offspring each should you survive.
-This scenario best exemplifies
A)cheating.
B)sociobiology.
C)reciprocal altruism.
D)inclusive fitness.
E)the tit-for-tat strategy.

Question

Quizplus · Accepted Answer

This scenario exemplifies inclusive fitness, which refers to the genetic contribution an individual makes to the next generation through both its own offspring and through the offspring of its relatives. In this scenario, the survival of the brother would increase the chances of the shared genes being passed on through his offspring, thus increasing the individual's inclusive fitness.

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