1. DNA is the single most important molecule in living cells

2. DNA are large molecules –
You have about 9 MILLION KILOMETRES of DNA in your body

3. If you were to write down the codes for all the chemicals in your DNA it would fill about 200 phone books –
about 3 billion letters

4. Around 99.1% of our genes or instructions are in common with the chimpanzee, which is our closest relative on earth

5. About 50 percent of human DNA is the same as the DNA found in bananas

6. DNA can store 10 gigabytes of information per cm
DNA can store 10 gigabytes of information per cm. It is the most efficient storage system known to humans

7. However, the red blood cells have no DNA !
In the past, people thought that heredity was passed on through our blood –
However, the red blood cells have no DNA !