When we are thinking about negative and positive blood types, we are referring to the RH factor. Individuals with negative blood types may have certain characteristics such as extra vertebra and lower body temperatures.
Your RH factor is what determines if your blood type is positive or negative. This factor helps determine who can safely recieve your blood from a transfusion, or what blood types you can safely recieve. northernohio.redcross.org has information on what bloodtypes can safely be mixed from transfusions and other data in their information section.
You can find a list of blood type rarity on the American Red Cross website, as well as a wealth of good information on the subject of blood typing.There seems to be a higher occurance rate of positive blood types as opposed to negative blood types, but that does not necessarily mean that they are rare. The rarest blood type, though, is AB negative.
The American Red Cross website offers a lot of information on blood types. You can find charts on recipient-donor compatibility, blood types by population, and how blood type is determined. You can find this information at http://www.redcrossblood.org/learn-about-blood/blood-types
There is a positive, a negative, b positive, b negative, o positive, o negative, ab positive, and ab negative. You can find out very good diets from your doctor.
The American Red Cross website is a great reference for blood types. The American Red Cross can give you very detailed information on all blood types.
You can check the website medicinenet.com to learn how to find the right diet for your different blood type that has different recipes for the blood types that are different.
If you can not find a chart online almost every local medical clinic will have a chart or all the blood types and more than enough information to give you the full listings of blood types.
The American Red Cross can give you most of the information you need. They have all the information on blood typing and that sort of information needed.
A very reliable website that offers good factual information about blood types is the red cross. Their site can be found at: http://www.redcrossblood.org/learn-about-blood/blood-types.
There are roughly 4 princible types of blood. There is A, B, O and AB. There is also postive and negative for each of those types of blood. All of these combined make up the majority of the population in an ABo type.
There's no such thing as a negative blood type. Your A positive, B positive, etc. So something may be wrong there, unless you consider a blood type you're not as negative. Then in that case you may need to reword the question.
There are multiple websites that can give you information on the different blood types and their diets. A couple examples are, webmd.com,dadamo.com, and drlam.com