Mechanism by which prp is infectious

Wich organism obtains its energy from dead or decaying matter

Mineral rich water heated by newly found oceanic crust escapes through cracks in the ocean floor called

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