There are approximately 3 billion (3,000,000,000) chemical letters (otherwise known as bases) in the DNA code in every cell in your body.
“If uncoiled, the DNA in all the cells in your body would stretch 10 billion miles, from here to Pluto and back.” Answer : DNA is like tiny coils of spaghetti, smaller that can be seen by the human eye, inside every cell in our body. These are the instructions for building the human body. There are approximately 10 trillion ... body, so when we put all the tiny DNA strands end to end they stretch really really far!...
The smallest bone in the human body can be found inside the ear. It is called the stapes (or stirrup) bone and it is only around three millimetres long.
Your brain uses 20% of the oxygen that enters your bloodstream. The brain only makes up about 2% of our body mass, yet consumes more oxygen than any other organ in the body, making it ... related to oxygen deprivation. So breathe deep to keep your brain happy and swimming in oxygenated cells.
Every day an adult body produces 300 billion new cells. Your body not only needs energy to keep your organs up and running but also to constantly repair and build new cells to form the building blocks of your body itself.
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