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Unformatted text preview: _______________________________ 41. (4 points) You have discovered a new species of monogamous lovebug. In this species, both parents care for the young until they are large enough to disperse. You suspect that monogamy has evolved because bi-parental care is essential. Describe the most powerful manipulative experiment you could perform to test this hypothesis. _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ Page 6 of 8 Introduction to Behavior BioNB 2210 Exam 2, Oct. 29, 2012 42. (5 points) The mossy-naped bandersnatch has a curious genome. Males are triploid and females are haploid. When producing daughters, females provide no genetic material, only an empty egg; the father provides all the genetic material. When producing sons the male provides two copies of his genetic material and the female provides one. On average, what is the coefficient of relatedness of a sister to her full brother? Show your work. 43. (5 points) Male Argiope bromancia spiders build and defend webs where their mates lay eggs. Usually, two (full sibling) brothers defend a single web and allow their mates to lay eggs on the shared web. Occasionally, males defend a web solitarily. Males...
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