Bacteria, fungi, and yeast are very good at excreting useful substances such as weak acids. One way in which they do this is through passive diffusion of molecules across the cell membrane. At the ...
American Journal of Botany, Vol. 104, No. 7 (July 2017), pp. 970-978 (9 pages) PREMISE OF THE STUDY:Root border cells are programmed to separate from the root cap as it penetrates the soil environment ...
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