Mind is the second most abundant substance in the human body
protein
The most abundant chemical substance in the human body is water. There are a lot of H2O molecules throughout the human body.
The human body is made up mostly of water.
Water (H2O)
enamel
carbon
protein
The most abundant chemical substance in the human body is water. There are a lot of H2O molecules throughout the human body.
This substance is water, H2O.
Protein.
The human body is made up mostly of water.
Water is the most common molecular subsance found in the human body(~98%). and phosphorous is the most abundant element in human body.
The question is flawed. Substance can mean element or molecule. I'll go with molecule since organic simply means carbon atoms are present. Hydrogen dioxide is the most abundant inorganic "substance".
Water (H2O)
there are many substances found in the body
Water
Blood vessels are the most abundant structures