#Question id: 3454
#Unit 11. Evolution and Behavior
Altruism is favoured when rb - c > 0 where c is fitness cost to altruist, b is fitness benefit to recipient; and r is genetic relatedness. It is under negative selection when
#Question id: 3455
#Unit 11. Evolution and Behavior
A duck egg is removed from its mother’s nest and incubated by a barnyard hen. The duckling hatches out in the presence of the barnyard hen and stays in her nest. After a couple of days, the duckling is presented with a choice between its biological mother and the hen that incubated it. The duckling approaches and follows the hen. This set of observations demonstrates the phenomenon of
#Question id: 3456
#Unit 11. Evolution and Behavior
Which scientist suggested that human social behavior may have a genetic basis?
#Question id: 3457
#Unit 11. Evolution and Behavior
The idea that monogamy is enforced on females by males who guard them against mating with other males known as
#Question id: 3458
#Unit 11. Evolution and Behavior
Which of the following examples reflects the concept of optimal foraging?
#Question id: 3459
#Unit 11. Evolution and Behavior
A vampire bat sharing blood with another bat that is not its kin is an example of ________.