“Over the sclera lies the conjunctiva, a clear mucous membrane that protects the eye from becoming dry.”

“Oxidation of the iron follows, and the membrane of paint will peel off, causing the steel to be exposed.”

“The dialysis membrane is permeable to all the plasma constituents, with the exception of plasma proteins.”

“It is not a membranophone like other drums because it does not have anything stretched over it, like a skin or paper.”

“Then, beside each instrument, indicate whether it is a membranophone or an idiophone, and whether it is pitched or unpitched.”

“In this case, our creation would be both a membranophone and an idiophone!”

“These molecules are involved in the process of embryo implantation, membranogenesis, placentation, organogenesis and endometrial remodeling.”

“Calendula helps to heal broken skin, and the oil in the salve creates a protective barrier that prevents mucous membranes from drying out.”

“The electrocytes establish a charge difference across the cell membranes, presumably by active transport of ions.”

“It is the hydrogen ion component that is toxic, affecting cell membranes, acidifying substrata, and leaching metals like calcium.”