Organisms lacking the cytochrome system also lack the catalase enzyme and are unable to break down hydrogen peroxide, into O 2 and water and are catalase negative. Catalase activity is very useful in differentiating between groups of bacteria.rganisms capable of producing catalase rapidly degrade hydrogen peroxide which is a tetramer containing four polypeptide chains, which are usually 500 amino acids long. It also contains four porphyrin heme groups(ie., iron groups) that will allow the enzyme to react with the hydrogen peroxide.
What year did Bohr find that electrons can jump from a path in one level to a path in another level? He came up with his model of the hydrogen atom, containing this idea, in 1913. That's almost exactly 100 years ago.
Best Answer: When electrons in an atom get excited, they jump to higher energy levels. In order for them to do this, they must absorb energy.However, when electrons calm down, they drop back down and thus release emit energy in the form of photons (the quanta of light).est Answer: When electrons in an atom get excited, they jump to higher energy levels. In order for them to do this, they must absorb energy.