Answer: Peroxides degrade to form oxygen gas, water and foam.
Explanation:
A foam forms when bubbles of a gas are trapped in a liquid or solid. In this case oxygen is generated when hydrogen peroxide breaks down into oxygen and water on contact with catalase, an enzyme found in liver or kidney.
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Answer:
the main difference between the human and cow digestive system is that cows have a ruminant ... In this way, the kangaroo always has sharp teeth up front.
Explanation: