試題詳解

50. Why do some social bees sacrifice their chance of reproduction and help the individuals in a group that are not their offspring? Which one below is NOT true about the evolution of this altruistic behavior?
(A) It is best explained by kin selection.
(B) The operating theory is called Hamilton’s rule.
(C) The accounting of the fitness is called inclusive fitness.
(D) When the benefit to the recipient of altruism weighted by the relatedness of the individuals is smaller than the cost of fitness of altruist, altruism in the system would evolve.
(E) The coefficient of relatedness equals the fraction of genes that share among individuals.