3
2
Humans kill so many it is like we control the population.
4
28
How many phenotypes exist for this mrthod of blood typing
2: Red and White
A lot of bats.
4
Larger humans always have more blood than smaller humans. They need a larger volume to feed and oxygenate their many more cells.
There are many things that produce red blood cells e.g humans but they come from the heart so i belive do not quote me on this
Diseases such as Malaria are caused by blood worms in the blood. According to the World Health Organization, blood worms kill as many as a million people annually.
Too many to begin listing.