"Bark cells are I'm previous to gases and water". - I want expirement process for this question
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When plants grow older the outer meeistem goes under changes and becomes the outer covering of cork cells.
The cells of cork are dead and compactly arranged. But they are impervious to gases and water.
A chemical named suberin is present in their walls. This liquid makes them impervious to gasesa nd water.
The cells of cork are dead and compactly arranged. But they are impervious to gases and water.
A chemical named suberin is present in their walls. This liquid makes them impervious to gasesa nd water.
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