All Science Fair Projects

Over 500 FREE Science Fair Project Ideas!

Search Browse Forum Coach Links Editor Help Tell-a-Friend Encyclopedia Dictionary

Top 20 Science Project Searches

Science Fair Coach
What do science fair judges look out for?

Topics > Biochemistry > Enzymes

	Project title	How temperature affects the peroxidase enzyme
	Difficulty Level	High school
	Project page	Click here to view this science project
Description
This experiment was conducted to find out how different temperatures will affect the chemical reaction between the enzyme peroxidase and hydrogen peroxide.
Instructions preview
1. For this experiment, the independent variable is the temperature of the potato and hydrogen peroxide. The dependent variable is the reaction in the test tube. This is determined by counting the number of bubbles formed in the test tube. The constants (control variables) are the amount of hydrogen peroxide in the test tube and the size of the cut potato. 2. The potato is cut into 8 small cubes of 5mm x 5mm x 5mm. 3. The 8 beakers and 8 test tubes are marked 1 to 8 with the marker pen. The test tubes are each marked .....

View our all-time most popular science projects

You might also like these projects

Kits for your science fair projects Science fair book Science kit search tool

Science kits, science lessons, science toys, maths toys, hobby kits, science games and books - these are some of many products that can help give your kid an edge in their science fair projects, and develop a tremendous interest in the study of science. When shopping for a science kit or other supplies, make sure that you carefully review the features and quality of the products. Compare prices by going to several online stores. Read product reviews online or refer to magazines.