The answer to the question stated above is Duplication. Duplication is one of the chromosomal mutation whereby <span> a segment of chromosome is copied twice, resulting in extra allele.</span><span> </span> Chromosomal mutation involves the change in chromosome structure which changes the composition or location allele. Other chromosomal mutation includes:
<span>Deletion - occurs when a segment of chromosome is broken off and lost. </span> <span>Inversion - happens when a segment of chromosome is broken off and reattach itself in inverted position. </span><span>Translocation - takes place when a segment of chromosome is broken off and reattach at different point. </span>
