What does catalase do? use the terms substrate and product in your response.

2. how is heavy water different from normal water

The number of neutrons is equal to the atomic number minus the atomic mass. a. true b. false

Let the ed50 of a recreational drug be defined as the amount required for 50% of a test group to feel high or get a buzz. if the ed50 value of ethanol is 470 mg/kg body mass, what dose would a 70 kg party goer need to quickly consume in order to have a 50% chance of getting a buzz? 235 mg 470 mg 32,900 mg 35,000,000 mg