The sun helps the body synthesize vitamin D. This vitamin is very important.
Here's a page that fully describes vitamin D: http://dietary-supplements.info.nih.gov/factsheets/vitamind.asp
are antigen apart of the body's natural defense against infections
Oxygen plays a massive role in the human body. Oxygen is responsible for delivering nutrients to the cells in the human body.
Oxygen plays a massive role in the human body. Oxygen is responsible for delivering nutrients to the cells in the human body.
the body has a hard time to metabolize fat
The human body needs nitrogen for the proper digestion of food and growth. Nitrogen is extremely important in the development of the human fetus.
retinol
the role of the pharynx is what helpes people bring down the food
No living creature can survive without water.Water is part of body compositionwater is important for power plants coolingwater is important for plants survivalwater is important for animals that human feed on its meatwater is important for transport, recreation, and swimming beaches.
tendons helps to attach muscles to the bones
they are both part of the heart
The oygen is an important part of your body when the nutriens go into miniture particles.
Macromolecules have low molecular masses.