Electrocardiograph (EKG or ECG) technicians operate equipment that measures, monitors, and graphically traces the electrical activity of the heart. Physicians use the graph (electrocardiogram/EKG/ECG) to diagnose and monitor patients' heart problems.
14. Dermis
15. Chemical
17. Virus
18. Antibodies
19. Gas exchange
20. Ligament
Hope this helps!
A during cytokinesis
<span>Cleavage furrow forms during cytokinesis.</span>
Sugar cane has a lot of iron in it which helps oxygen distribution in the brain.
The period during which the presence of stromatolites decline is the Proterzoic period. Stromatolites are widely distributed sedimentary structures consisting of laminated carbonate or silicate rocks, produced over geologic time by the trapping, binding, or the precipitating of sediment by groups of microorganisms, primarily cyanobacteria.
