BIO 416 Evolution. Lecture #21 Kin Selection & Altruism March 6, 2009. Dr. Karen Schmeichel Oglethorpe University. Business:. Essay #2 Adaptation (due) Lit Review #3 Due 3/9 Airtran trip update Exam II 3/13 – Lab exercise too Ch 12: 447-478 Kin Selection. Objectives:.
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March 6, 2009
Dr. Karen Schmeichel Oglethorpe University
Darwin) and indirect fitness
What do these advertisements tell the “choosy” mate?
Experience Sexual Selection:
(i.e.,females are competitive)
The probability that
The “Got from”/ “Give to” Approach
altruistic behavior will spread if:
more likely if benefits to recipient
are great and the cost to the
actor is low and the participants
are closely related
Natural selection favoring the
spread of alleles that increase
the indirect fitness