However, the liver is designated to over five hundred different functions.
*Gallbladder- The gallbladders purpose is to secrete vial. The brain sends a signal when fatty foods enter the digestion tract, and bile is released into the stomach to help break down the fat molecules. The gallbladder is green in color because of it's contents, and not it's tissue... displayed 300 characters
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The gallbladder is green in color because of it's contents, and not it's tissue.
*Spleen- The spleens job is to destroy old blood cells, and to hold a reservoir of new blood cells. It is located beside the liver, and stomach, where they overlap.
*Pancreas- The pancreas is a dual functioning glad. It has both endocrine, and exocrine secreting properties... displayed next 300 characters
The same volume of potato will be used, only the geometry of the potato will be modified.
? 450 ml Hydrogen Peroxide
? 2 Erlenmeyer flasks
? 1 Stopper w/hole
? Surgical tube (18 inches)
? 150mL measuring beaker
? Potato (Have each potato skinned and cut into 4'x4' cubes)
? Stop watch
Student Instructions for experimental setup:
? Organize into groups of 4 or 5 students
? Obtain a full set of materials from your instructor
? Take time to familiarize yourself with each piece of equipment
? Place the delivery tube into the hole in the stopper
? Carefully pour 150mL of hydrogen peroxide from the bottle into your measuring beaker, and add it to one of the Erlenmeyer flasks...
In the highest substrate concentration, (20 vols), 52.5 cm3 of oxygen gas is given off.
The results on my graph between the highest and lowest concentrations show a similar trend; there is a sharp rise at the amount of oxygen given off for the 1st minute, then there is a slow levelling off...
I feel that I have successfully and fully answered my aim of this investigation.
I predicted right as you can see from the results table you can clearly see that the lower the concentration of catalyse the longer
In the experiment, if the substance started to create bubbles, then it contained the catalase that could break down the hydrogen peroxide or H2O2.
The reaction between liver and hydrogen peroxide or H2O2 was an exothermic reaction...
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