Answer:
Catalase is an enzyme in the liver that breaks down harmful hydrogen peroxide into oxygen and water. When this reaction occurs, oxygen gas bubbles escape and create foam.
Answer:
It just seems like you're supposed to give four pieces of evidence of natural selection. If you're still confused, you can always ask your teacher.
Explanation:
No. Zooplankton feed on phytoplankton. Phytoplankton cannot photosynthesize in the dark. (The Benthric Zone is the lowest level of the ocean/a body of water, no sunlight can really reach there.)
Answer:
Large molecules made up of many small organic molecules that are often referred to as monomers. Macromolecules are polymers of monomers.
sorry if I am wrong
