Ex2-2012

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Unformatted text preview: ain 2 reasons why sexual reproduction is disadvantageous in relation to asexual reproduction. 1._________________________________________________________________________ _________________________________________________________________________ 2. _________________________________________________________________________ _________________________________________________________________________ 39. (3 points) What is the difference between sexual selection and natural selection? _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ Page 5 of 8 Introduction to Behavior BioNB 2210 40. Exam 2, Oct. 29, 2012 (4 points) The following data come from a study of the Southwestern Jacana. In this polyandrous species, females defend large territories that contain multiple nests, each occupied by a male who protects and feeds the young. Which sex, male or female, is represented by the solid line in the figure (circle your choice)? male female Provide two reasons why a shorter average life span for this sex is likely: 1. _________________________________________________________________________ 2. _________________________________________________________________________ At what age do you think these animals become sexually mature, based on the above data? __________________________________________...
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This note was uploaded on 01/13/2014 for the course BIONB 2210 taught by Professor Seeley during the Fall '10 term at Cornell University (Engineering School).

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