Deoxygenated â¦ blood is a darker shade of red, which can be seen during blood donation and when venous blood samples are taken. However, due to an optical effect caused by the way in which light penetrates through the skin, veins typically appear blue in color.
1 Open the document in Word 2010. 2  Select the 'Review' tab. 3  Click on the 'Protect Document' button, and choose 'Restrict Formatting and Editing'. 4  In the task pane on the right side of the window, select 'Allow only this type of editing in the document'. Accept 'No changes (Read only)'. 2  Click on the button - 'Yes, Start Enforcing Protection'. 3  Save the file. 4  Open the document in Excel 2010. 5  Select the 'Review' tab. 6  Set restrictions using 'Protect Sheet', 'Protect Workbook', and 'Allow Users to Edit Range's as is appropriate. 7  Save the file.
If you right-click on an Excel file from within a Windows file listing and select Properties, you can set or clear the read-only status to make a document editable. In the Mac's Finder, you can select a file and press Cmd-I or choose Get Info from the File menu.In the Permissions section of the window that opens, you can change the document status to Read & Write, Read Only or No Access..n the Mac's Finder, you can select a file and press Cmd-I or choose Get Info from the File menu. In the Permissions section of the window that opens, you can change the document status to Read & Write, Read Only or No Access..