Protest against inequity in animals

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Lab Basics Technical Library by Sigma-Aldrich

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Phenol/Chloroform Extraction and Ethanol Precipitation

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Buffer Calculator

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Calculator and Convertor for a lot of things

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How To Prepare High Resolution Images for Publication

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By Excel addin:

Or by editing the REGISTRY:


Changing the dpi setting in PowerPoint
The trick to changing PowerPoint’s dpi setting, is that you do not actually change it in PowerPoint.
1. Select Run from the Start menu.
2. Type regedit into the Run box, and then right click on it and run it as Administrator.
3. Once the Registry Editor has opened, navigate your way to the registry key for PowerPoint. This will depend on which version of PowerPoint you are using.

PowerPoint 2003: HKEY_CURRENT_USER\Software\Microsoft\Office\11.0\PowerPoint\Options

PowerPoint 2007: HKEY_CURRENT_USER\Software\Microsoft\Office\12.0\PowerPoint\Options

PowerPoint 2016-2019 : HKEY_CURRENT_USER\Software\Microsoft\Office\16.0\PowerPoint\Options
4. Select Options by clicking on it once, and then click the Edit menu, then New and then DWORD Value 32bit.
5. Type ExportBitmapResolution, and then press ENTER.
6. Select ExportBitmapResolution, and click on Modify on the Edit menu.
7. In the Value data box, type your desired resolution value: 300, then click Decimal (the value will change to 768), and then click OK.
8. Exit the Registry Editor.

Saving a high resolution image in PowerPoint
To save an image, you simply export a PowerPoint slide as a picture.
1. Have the slide that you want to export open.
2. Select Save As from the File menu.
3. In the Save as dialog, select the type of file that you want to export your slide as (.gif, .jpg, .png, .tif, .bmp, .wmf or .emf), and then click Save.

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