About 98 percent of the mass of every living organism is composed of just six elements including carbon, hydrogen, nitrogen, oxygen and

About 98 percent of the mass of every living organisms is composed of just six elements including carbon, hydrogen, nitrogen, oxygen and

About 98 per cent of the mass of every living organism is composed of just six elements including carbon, hydrogen, nitrogen, oxygen and:

about 98 percent of the mass of every living organism is composed of just six element including carbon , hydrogen nitrogen oxygen and :

About 98 percent of the mass of every living organism is composed fo just six elements including carbon, hydrogen , nitroge , oxygen and

About 98 percent of the mass of every living organism is composed fo just six elements including carbon, hydrogen , nitroge , oxygen and

About 98% of the mass of every living organism is composed of just six elements including carbon, hydrogen, nitrogen, oxygen and

98% of living organism is formed of six elements-carbon , hydrogen , nitrogen , oxygen and

98% of all living organisms is made up of just following number of elements.