This topic contains a solution. Click here to go to the answer
|
|
Did you know?
The average office desk has 400 times more bacteria on it than a toilet.
Did you know?
Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
Did you know?
In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).
Did you know?
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
Did you know?
Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.