If a red blood cell has no a or b proteins on it but does have rh proteins, what blood type is the red blood cell?
o+
b-
ab-
a+

The distribution of related animals and plants across the world

Which is a genetic engineering advancement directly related to a career in biotechnology? 1) improving solar energy collection 2) transporting textiles at higher rates 3)creating crop foods that resist insect pests 4)repairing historical sites with quality materials

Most of the carbon on earth is stored in the form of