The circulatory system brings the needed substances to the body tissues.
Jelly.blood and phospholipids
Water is the most common molecular subsance found in the human body(~98%). and phosphorous is the most abundant element in human body.
Enamel is the hardest substance in the human body.
circulatory and urinary systems
Sodium is the dietary substance most responsible for the body retaining fluid. High sodium intake can lead to water retention by disrupting the balance of electrolytes and increasing the volume of fluid in the body's tissues.
water
Most of the vital systems in our body are controlled in the brainstem.
carbon
water 55- 78 % vital inorganic oxygen 65%
Protein.
Proteins are the second most abundant substance in the human body and are essential for the structure, function, and regulation of all cells. They play a critical role in various biological processes such as growth, repair, and immunity.
The most important substance for maintaining a stable thermal environment within the human body is water.Water is the most important substance for maintaining body temperature.
The most abundant chemical substance in the human body is water. There are a lot of H2O molecules throughout the human body.
Water is the most abundant substance in the human body, making up approximately 60% of our total body weight.
Jelly.blood and phospholipids
Blood
This substance is water, H2O.