by cbrookallred | Jan 26, 2017 | Gr. 11-12 Chemistry
Osmosis, the movement of a solvent (usually water) across a semi-permeable membrane from an area of higher solvent concentration to an area of lower solvent concentration, is key in the maintenance of homeostasis. This demo shows osmosis across a semi-permeable...
by cbrookallred | Jan 19, 2017 | Gr 9-10 Science, Gr. 11-12 Biology
Introduction Cells require a constant supply of glucose and oxygen to produce energy. Cellular respiration occurs in the mitochondria of a cell. As a result of this process, large quantities of waste carbon dioxide must be expelled from the cell. All materials...
Recent Comments