If you meant bloodtype, the most common bloodtype is O+, with an estimated percentage of 35-40% of the world's population having this type of blood.
If you meant what test tube is most commonly used for taking blood samples, it can vary alot, but from pasient to pasient it's mostly Lithium Heparin, which is used for plasma determinations.
Improper skin preparation is the most common cause of contamination when drawing blood cultures.
Urine Sample, Hair Sample, Blood sample. Most common is Urine, although hair can hold up to two months of history per inch.
The most common way to test for PEDs is a urine sample. You can also test PEDs from drawing blood but that isn't as common because it takes more work than collecting a urine sample.
Most of the vitamin tests are conducted by acquiring a sample of blood, and then preparing plasma or serum from the blood sample.
Red blood cells are the most common in human blood.
No, the most common blood type is the o blood type. There are nine common blood types in the human body but the most common of all is the o blood type.
A blood sample is a sample given for medical purposes as a blood test.
A light microscope is most likely used to study a blood sample. The blood cells do not require additional magnification for typical blood studies.
The most common blood type in Spain is A positive. A positive is the most common blood type anywhere in the world.
Mean or average is the most common measure of central tendency of a sample.
Blood group A is the most common bloodtype in Europe.
The most common blood type is the o+ blood type.