How must samples be prepared for observation by an electron microscope? 11. Compare how a TEM and an SEM produce images. Laboratory Techniques (page 27) 13. A group of cells grown in a nutrient solution from a single original cell is called a(an) 14. What technique do biologists use to separate one part of a cell from the rest of the cell?
Feb 25, 2020 · Answer Booklet (54 KB) Physical Setting/Earth Science Regents Examination (large type version) Examination (1.51 MB) Answer Booklet (69 KB) Scoring Key PDF version (37 KB) Excel version (22 KB) Rating Guide (98 KB) Conversion Chart PDF version (66 KB) Excel version (21 KB) June 2019
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