Arteries, veins and capillaries
Arteries, veins and capillaries are tubular structures that carry blood around the body. Arteries carry oxygenated blood from the heart ...
All about Lipids (fats and oils)
Lipids are fats and oils that are large molecules made up of smaller units. A molecule of glycerol joined to ...
Aerobic respiration and anaerobic respiration
Aerobic respiration requires oxygen. Aerobic processes include the Krebs cycle and the electron transport chain. However, glycolysis is an anaerobic ...