Biological Molecules Nutrients. BIOLOGICAL MOLECULES NUTRIENTS NEED FOR FOOD Food is the source of energy and raw materials for raw organisms. Food substances contain a store of energy called Chemical energy.
'Shape Of Water' cast reacts to the film's creature Sally Hawkins, Octavia Spencer, Richard Jenkins, Doug Jones, Michael Shannon, and Michael Stuhlbarg tell CNN whether or not they would free the film's creature.
Properties of Water--Notes. Water is a molecule made up of two hydrogen atoms and one oxygen atom. It has the formula H 2O. When. oxygen and hydrogen combine (H-O-H) they form a v-shaped triangular molecule. While water molecules. are electrically neutral, the oxygen atom holds a small negative charge and the two hydrogen atoms hold.