Saturday, October 8, 2011

Scribe 10/7/11

Today in class we did our Enzyme Lab!

In this lab we had to determine the effects of temperature on enzyme activity. During this lab we used the enzyme which was Catalase and the substrate which was Hydrogen Peroxide Solution. Enzymes are: Proteins that speed up chemical reactions that take place in cells.

Some background information on the lab that we did was... Catalase: Is an enzyme that is found in blood and other cells. It speeds up the breakdown of Hydrogen Peroxide into water and oxygen. Also if hydrogen peroxide is left to build up in the cells, then the hydrogen peroxide turns toxic!!

The Experiment:

During this experiment each lab group h
ad to do different experiments using different materials to find out the bubble activity in the test tubes. This lab took the whole period for our class and was quite time consuming. However, it wasn't that difficult to accomplish the lab. For the results, we did not get group five's results, and the results for group two are a bit off because the average is wrong. Here is a picture of the results. The other two pictures are from the group with 100ÂșC.




Homework: Finish Enzyme Lab, pages: 24-32

The Next Scribe Will Be: Ereni

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