Describe what you know about enzymes that explains your claim "When the temperature increases, the rate of a catalase activity increases. When the temperature decreases, the rate of a catalase activity decreases."

enzymes are a catalyst. they speed up reactions within an organism.

this age may represent the age of the earth's accretion, of core formation, or of the material from which the earth formed. this dating is based on evidence from radiometric age-dating of meteorite material and is consistent with the radiometric ages of the oldest-known terrestrial and lunar samples.