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Ethanol essentially acts to dissolve parts of the bacterial membrane which makes the cell leak. It also interacts with certain proteins and disrupts their function.
By destroying vital human organs!
It turns them into drunk drivers and they crash into telephone polls.
The ether in the alcohol penetrates the cellular wall and stops the life cycle of the bacteria because it needs a certain PH balance to survive. Here is site that can explain it to you more in detail; http://www.cfsan.fda.gov/~dms/a2z-b.html
Alcohol is a waste product of bacteria, so it's what bacteria needs to get rid of to survive.
Most it will. Alcohol can break down cell membranes and cause the contents of the cell to spill, thus killing the cell. It can kill alot of germs, but it's no substitute for washing your hands with soap and water.
It destoys their liver.
try drinking some 150 proof and you will find out.

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