Kin Selection

Kin selection is when the fitness of an organism is favored even if it can lead to detrimental effects to the organism’s reproduction and its survival. 

Altruistic behavior is known as the increase of fitness of a recipient along with a decrease in the fitness of the donor. This can be seen in nature when organisms share meals or display warning calls. 

Hamilton’s rule expresses that altruism is favored by natural selection when 




r refers to the related proportion of shared genes


B refers to the benefit to recipient. 

        An example of this would be more offspring.


C refers to the cost of the altruist 



According to Hamilton’s Rule, if the combined benefit of the recipient and the related proportion of shared genes outweigh the cost of the altruist, then natural selection would favor altruistic behavior. 

Comments

  1. Hi Morgan,
    I love how you included the equation in this explanation and I love how you color coordinated with your highlighted text! That made your explanation easy to follow and understand. Great Job!

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  2. Hi Morgan,
    I liked your blog and you make the concepts easy to understand but I can’t tell where you stand on the subject of if kin selection is altruism or not. I look forward to seeing more of your blog in the future.

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  3. Hi Morgan!

    I really enjoyed reading your blogpost! You did a really good job explaining the differences between altruism and kin selection. I also like how you applied Hamilton's rule to your explanation. I also enjoyed your color coordination. Keep up the good work!

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