Some scientists recognize another type of mutation, called a frameshift mutation, as a type of point mutation. Frameshift mutations can lead to drastic loss of function and occur through the addition or deletion of one or more DNA bases.
Normally printers are set at A4, but you can chose any size you want, as long as it does not go larger than A4, but use your printer's properties to find out more. Phil Walmsley Â· 8 years ago 1
A4 is the standard size of paper used for computer printouts and other uses. A4 paper is 210 Ã 297 mm. It has an area of 1/16 square metres. It is one of a series of paper sizes starting with A0, which has an area of 1 square metre. Another Answer. The advantage of using A-series of paper sizes is that the height to width ratio remains constant throughout the series.