Areej Alsheikh added paragraph3.tex  over 9 years ago

Commit id: 73956ea8971304989ad45b3bc21ab8859e1162c9

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There is, also, I think, some probability in the view propounded by Thomas Andrew Knight (\href{Wikipedia}{http://www.wikipedia.org/}), that this variability may be partly connected with excess of food. It seems pretty clear that  \begin{enumerate}  \item organic beings must be exposed during several generations to the new conditions of life to cause any appreciable amount of variation;  \end{enumerate}