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small fluid-filled sacs that store, transport, or digest cellular products and waste.
the engulfment of food particles with pseudopodia to form a food vacuole inside the cell. This...
(also called the stele) the region that includes the pericycle and the vascular tissues in a...
the difference between the concentrations of a specific molecule in two adjacent areas.
a clear, colourless, odourless and tasteless liquid that can also occur as a gas (water vapour)...