Examlex
Which control is designed to remove air that is dissolved in water from a hydronic system?
Epidermis
The outermost layer of cells covering an organism, notably the skin of animals or outer layer of leaves in plants.
Endodermis
The innermost layer of cells in the cortex of a plant root, serving as a selective barrier that regulates the passage of substances from the soil into the vascular cylinder.
Sieve Tube
Sugar-conducting tube of phloem; consists of stacked sieve elements.
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