It's not ! Group O blood is one of the more common ones - along with groups A, B and AB. I myself am group O positive.
due to completely filled valence shell and hence they obey octet rule
It is rare because only 15% of the world has O negative blood.
The major group of organisms that is considered to be producers in the worlds ocean is bacillariohphyta. The large, highly visible fungi known as mushrooms are produced by basidiomycota.
Yes, less than 3% of the population. AB negative is rarer still.
type ab- is the rarest, with an average of 1% of the population having it.
Porphyria is a group of inherited disorders that are passed through the family. These disorders are very rare and they affect certain enzymes in the body.
Tiger's eye is a type of gemstone that is identified by it's red or brown color with stripes. This gemstone is a member of the quartz group and is not considered rare.
Considered a rare disorder.
Cheetahs are considered rare in some places, but not in Africa
Your peer group decides and you may agree. Otherwise it is 0 degrees Kelvin
No, these are not considered rare.
Radon's an inert or rare gas, locates in the extreme right side of the periodic table, in the '0' group.
Yes Frisians are considered to be a rare breed
Snookums is considered a rare moshling
granit is considered
S. Very rare
Neither of these are considered rare.
Gneiss Is a rock that is classified into metamorphic. Gneiss is considered rare by people but isnt to rare