12) Fill in the diameter of the field of vision in micrometers (um) for each of the fields below. 13) Draw a picture of the cheek cell you observed. Be sure to include what magnification the  cell was studied and and any key organelle you may have seen. 14) Draw a picture of the onion cell you observed. Be sure to include what magnification the  cell was studied and any key organelles you may have seen. 15) What protozans did you identify in your sample?______________________________ _____________________________________________________________________ Sketch one of the protozans below. Scanning Low High