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Articles related to the human body

How Long Does HIV Live Outside the Human Body?
May 29, 2014 ... One of the most common questions we get here at About.com's HIV site is regarding HIV and how long it lives outside the human body. People ...
http://aids.about.com/od/technicalquestions/f/hivoutside.htm
Elements in the Human Body - Chemistry - About.com
Answer: Most of the human body is made up of water, H2O, with cells consisting of 65-90% water by weight. Therefore, it isn't surprising that most of a human ...
http://chemistry.about.com/cs/howthingswork/f/blbodyelements.htm
Chemical Composition of the Human Body - Chemistry - About.com
This is the elemental chemical composition of the average adult human body. Water is the most abundant chemical compound in living human cells, accounting ...
http://chemistry.about.com/od/chemicalcomposition/a/Chemical-Composition-Of-The-Human-Body.htm
Elements in the Human Body Infographic - Chemistry - About.com
This infographic displays the element composition of the human body, the uses of the elements, and fun facts about body chemical composition.
http://chemistry.about.com/od/chemicalcomposition/ss/Elements-In-The-Human-Body-Infographic.htm
Chemical Composition of the Human Body - Chemistry - About.com
Here's a look at the chemical composition of the human body. Find out the elements present in the body, their abundance, and how each element is used.
http://chemistry.about.com/od/biochemistry/tp/Chemical-Composition-Of-The-Human-Body.htm
Elements in the Human Body by Mass Percent
You can download or print this pie chart of elements in the human body. The graph shows elemental composition according to mass percent.
http://chemistry.about.com/od/chemicalcomposition/ss/Elements-In-The-Body-By-Mass-Percent.htm
Elements in the Human Body - Chemistry - About.com
Find out what elements are in the human body and what these elements do.
http://chemistry.about.com/od/periodictableelements/ig/Elements-in-the-Human-Body/
Elemental Composition of the Human Body by Mass - Chemistry
This is a table of the elemental composition of the human body by mass for a 70 kg (154 lb) person. The values for any particular person may be different, ...
http://chemistry.about.com/od/lecturenoteslab1/a/Elemental-Composition-Of-The-Human-Body-By-Mass.htm
How Many Atoms Are in the Human Body? - Chemistry - About.com
There are approximately 7 x 10 27 atoms in the average human body. This is the estimate for a 70 kg adult human male. Generally, a smaller person would ...
http://chemistry.about.com/od/biochemistry/a/How-Many-Atoms-Are-In-The-Human-Body.htm
Calcium - Chemistry - About.com
Calcium is a metal. It readily oxidizes in air. Because it makes up such a large part of the skeleton, about one-third of the mass of human body comes from ...
http://chemistry.about.com/od/periodictableelements/ig/Elements-in-the-Human-Body/Calcium.--WM.htm
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