Identify two variables that you would control if you were carrying out an investigation into the effects of peroxidase concentration on the breakdown of H2O2. State how you could control each of these variables.

it's anything that aren't producers and consumers.

explanation:

you've got to be clear on what "this" is

well, i believe that the answer is 2. : 3

the sun's light combined with the visible wavelenghts form what is called ultraviolet radiation, which are the long waves at the end of a visible light sprectrum.

hope it ,

bioteacher101