You decide to investigate if adding more enzyme will cause the reaction to proceed faster you set out to prove the
hypothesis: it more catalase is provided, then the rate of the peroxide reaction will be faster. what would be a good choice for
your independent variable?

3,5, and 10 g samples of liver

Explanation:

There are two types of variables which are used for scientific experiments.

A dependent variable can be described as the variable which is being measured or tested in an experiment. An independent variable can be described as the variable which is changed in the experiment to check if it has any effects on the dependent variable. An independent variable is the one which can be controlled.

primary succession occurs in essentially lifeless areas regions in which the soil is incapable of sustaining life as a result of such factors as lava flows, newly formed sand dunes, or rocks left from a retreating glacier. secondary succession occurs