Which of the following best describes a deletion mutation on a chromosome? O a chromosomal mutation that occurs when a chromosome segment is repeated so that the individual has more than two alleles for a certain gene
the exchange of chromosome segments between two nonhomologous chromosomes
Ο Ο
O a chromosomal mutation that occurs when a segment of a chromosome is turned 180 degrees
O a single break causing a chromosome to lose an end, or two simultaneous breaks leading to the loss of an internal chromosome segment
My