What gas was produced by the breakdown of hydrogen peroxide? Oxygen gas was produced. Describe the test that was performed in order to identify the gas. A glowing splint of a match was lit, blown out then inserted into the test tube. The match relighting in the test tube indicates oxygen gas is present. Can…
Aim “To see what factors affect the decomposition of hydrogen peroxide by the enzyme catalase which is found in the liver” Introduction Enzymes are biological catalysts. They speed up the chemical reactions which go on inside living things. Without them the reactions would be so slow that life would grind to a halt. Enzymes work…
Background: As members of the class Amphibia, frogs may live some of their adult lives on land, but they must return to water to reproduce. Eggs are laid and fertilized in the water. On the outside of the frog’s head are two external nares, or nostrils; two tympani (tympanic membranes), or eardrums; and two eyes,…
Liver – produces bile -bile emulsifies fats in the small intestine; increases surface area of fat particles Gall Bladder – stores bile between meals – releases bile when food moves into the small intestine Pancreas – manufactures and releases bicarbonate to neutralize acid coming out of the stomach – basic environment inactivates pepsin – releases…