Monday, November 4, 2013

Homework 11/5

This flower has different colors including white, dark purple, and light purple. According to the book Survival of the Sickest, one possible explanation for this phenomenon is that the flower has undergone mutations that change its color to protect itself. The colors can help the flower to camouflage among plants and distribute its offspring.


The superfluous fingers are a result of the mirror-image duplication. The genes in the zone of polarizing activity were removed to another tissue so that these extra fingers were instructed to be formed. These genes capable of making different body segments are called sonic hedgehogs.

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