PRINCIPLE: The breakdown of hydrogen peroxide into oxygen and water is mediated by the enzyme catalase. When a small amount of an organism that produces catalase is introduced into hydrogen peroxide, rapid elaboration of bubbles of oxygen, the gaseous product of the enzyme's activity is produced.RINCIPLE: The breakdown of hydrogen peroxide into oxygen and water is mediated by the enzyme catalase. When a small amount of an organism that produces catalase is introduced into hydrogen peroxide, rapid elaboration of bubbles of oxygen, the gaseous product of the enzyme's activity is produced.
Josh Keaton. Joshua Luis Wiener (born February 8, 1979), known by his stage name Josh Keaton, is an American actor, voice actor, singer, and record producer. 1 Early life.
He's been Batman, Birdman and Beetlejuice. Now he becomes the biggest burger baron there's ever been. Michael Keaton has been spotted for the first time as McDonald's creator Ray Kroc. First look: Michael Keaton has been spotted on the set of the Founder for the first time. The 63-year-old looks a little rough dressed in a brown two piece suit with a white shirt, as he walks with a $1 bill folded in his hand.