Explain the statement: “cells are the basic units of structure and function in living things.”

a client has been prescribed misoprostol for the treatment of peptic ulcer disease. what is a true contraindication for this medication

Which statement best describes how the loudness of the sound affects the high-pressure region created by the sound wave? a. a louder sound has no effect on the pressure created. b. a louder sound means a high-pressure region that is higher. c. a louder sound means a high-pressure region that is not as high.

Brass gets discoloured in air because of the presence of which of the following gases in air? a. oxygen b. hydrogen sulphide c. carbon dioxide d. nitrogen