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
Most regular scanners can scan prints up to A4 or 'letter' size (8.5 x 11 inch / 21.6 x 27.9cm). Larger originals need to be scanned section-by-section as A3 scanners are very expensive. You require a scanner with minimal difference in height between the raised lip around the glass and the platen.