Pick the correct option of elements present in human body
O<C<N<Si
O>C>N>Ca
C>O>Ca>N
C>N>O>Ca
Percentage composition of elements present in the human body is -
O: 65
C: 18.5
N: 3.2
Ca: 1.5
What are the most common elements in the human body?
Pair of ribs present in the human body is