This topic contains a solution. Click here to go to the answer
|
|
Did you know?
There are 60,000 miles of blood vessels in every adult human.
Did you know?
Vaccines prevent between 2.5 and 4 million deaths every year.
Did you know?
A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.
Did you know?
You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.
Did you know?
In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

