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Did you know?
The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.
Did you know?
The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.
Did you know?
In 1864, the first barbiturate (barbituric acid) was synthesized.
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The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
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It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.