noun, Genetics. 1. any of several forms of a gene, usually arising through mutation, that are responsible for hereditary variation.
For example: 1  To insert the copyright symbol, press Ctrl+Alt+C. 2  To insert the trademark symbol, press Ctrl+Alt+T. 3  To insert the registered trademark symbol, press Ctrl+Alt+ R.
In Word, you'll need to follow these steps: Click on Insert in the toolbar at the top of the screen, so that the Insert ribbon appears. Click on Symbol all the way to the right. Select More Symbols.. Select the Special Characters tab. Select the Section symbol by clicking on it. Click on the Insert button.