Alfred Russel Wallace, a biologist, naturalist and anthropologist who studied life in the tropics of Indonesia came up with the same idea of natural selection as Charles Darwin and prompted Darwin to publish his Origin of Specie sooner rather than later. He also studied the geographic distribution of species and as as well he was a social activist who criticized capitalism and warned of damage to the environment from man's economic activities.
Minerals and little pieces of rock that were eroded away from running water
1. RNA has ribose sugar instead of deoxyribose
2. RNA is generally single-stranded instead of double-stranded
3. RNA contains uracil in place of thymine
For the answer to the question above, I think the answer is "will lack A and B red blood cell antigens"
Type O blood is lacking of some of the antigens that the A & B blood cells have. Hope this helps