Aperson's blood cells clump in response to both anti-a and anti-b serum. which of the following could be their blood type? ab a b o

Some tools have graduations to show multiple measurements. for example, a ruler may have graduations for both millimeters and centimeters. when measuring the length of an earthworm, which graduations would allow for the most accurate measurement? millimeters centimeters decimeters meters

Ture or false evidence for evolution includes millions of fossils

During convection, less dense fluid rises and denser fluid sinks.