Effects of Alcohols on Membranes

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Issue:

Science

 

Written by:

Johnnie H

 

Date added:

June 14, 2015

 

Level:

University

 

Grade:

A

 

No of pages / words:

4 / 953

 

Was viewed:

5931 times

 

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Essay content:

Using five solutions of differing alcohol concentration for each of the three alcohols; methanol, ethanol, and 1-propanol and a small slice of beet, the stirred solution was placed into a plastic cuvette and then into a spectrophotometer and the absorbance of alcohol solutions were determined in order to conclude which alcohol and concentration of alcohol had the greatest effect on biological membranes...
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The results showed that the most non-polar of the alcohols being tested, 1-proponal, caused the greatest damage to the biological membrane, the beet cell’s vacuole. INTRODUCTION The boundary between any cell and its environment is the plasma membrane, composed of a matrix of phospholipids molecules with many different kinds of proteins...
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