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Did you know?
The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
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.
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Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.
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The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.
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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

