What does the nurse monitor for in a patient with a pe?

What is the main function of the central vacuole in a plant cell? a. absorbs energy from the sun to produce food b. holds water and maintains turgor pressure c. breaks down molecules to release energy d. contains the cell's genetic material

Which kind of worm has a closed circulatory system? a planarian b fluke c pinworm d an earthworm

Does anyone know what the schooling version of sos mean? example