File:Murray materials in leaf and insect with a parent pore (radius r0) connecting to many children pores (radius ri). .jpg

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English: For efficient photosynthesis with energy storage, plants possess leaf veins which show increasing number of branches and narrowing porous channels from macro to micro levels for water and nutrient transfer. For efficient breathing with energy conversion, insects employ open spiracles with similar porous networks for gas diffusion.
Date
Source https://www.nature.com/articles/ncomms14921/figures/1
Author Xianfeng Zheng

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15 April 2017

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current05:46, 15 April 2017Thumbnail for version as of 05:46, 15 April 20173,052 × 1,110 (920 KB)AsddjflCross-wiki upload from en.wikipedia.org
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