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This guide provides step-by-step instructions on how to analyze onion cell structures using ImageJ. Learn to set up scales, measure DNA distances, leaf surface areas, and stomata per surface area variations. The tool application includes tracing cell walls with the freehand tool and utilizing the multi-point tool for precise diameter and area calculations. Using a 400X magnification, you will gain clarity on cell morphology and surface area metrics, which are crucial for biological studies. Aimed at biology enthusiasts and researchers alike.
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Image J Sample Pictures Available at http://biology2020.wikispaces.com/
Onion Find your file and open it.
Select the straight line tool. Drag across your field of view.
Compare Stomata per surface area Oak 400X Rose 400X
Diameter= 0.45 mm • Radius= 0.225 mm • Area of FOV= 0.145mm2 (from Image J) • Verify ?