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Natural Sel. & Behav

QuestionAnswer
phenotypic plasticity one genotype producing different phenotypes
what does excess offspring production create? variation in the ability to survive and reproduce
sensory bias a pre-existing preference for a feature
sexual dimorphism many different appearances between two sexes
sociobiology combines population genetics with the study of social behavior
inclusive fitness measures an individual's contribution to the gene pool through relatives
polymorph an organism with many forms
why do different stickleback morphs evolve? to attract mates and avoid predators
wavelength discrimination a visual ability that may help some species detect ultraviolet signals (very helpful for mating)
why do males have to convince females to mate? to ensure viable offspring
communication process -emitter produces a signal -signal travels -receiver detects signal -receiver responds
what is evolution in population genetics? a change of allele frequencies
what is the unit of selection? the individual
gene pool all the alleles in a population
why does excess offspring production happen? it creates variation in the ability to survive and reproduce
Created by: madalynes
 

 



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