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Interesting Biology Facts
The lightest organ in the human body is the lung.
A kind of jellyfish (Turritopsis nutricula) upon reaching adulthood can transform itself back to childhood by converting its cells. It may repeat this to live forever.
Rafflesia arnoldii is the largest flower in world, and can grow as big as an umbrella.
The acceleration rate of a flea's jump is 20 times that of a space shuttle during launch.
An ostrich egg is the largest existing single cell.
The adult heart pumps about 7,500 litres of blood every day.
Only female mosquitoes bite people.
The DNA in a single human cell is 37 metres long when unravelled.
You can figure out which way is south if you are near a tree stump. The growth rings are wider on the south side.
While only 2% in weight, the human brain requires 15% of the body's heart work, 20% of oxygen and 25% of all glucose.
The tongue of a blue whale is bigger than a taxi cab, and can weigh as much as an elephant.
Emus and kangaroos cannot walk backwards.
The human head is a quarter of our total length at birth, but only an eighth of our total length by the time we reach adulthood.
Seventy percent of the dust in your home consists of shed human skin
Find these interesting? Check out these sites for more cool facts.
