Diploid individuals can repair a mutated section of its DNA via homologous recombination, since there are two copies of the gene in the cell and one copy is presumed to be undamaged.

• 二倍个体可以通过同源重组，修复它DNA的一个突变片段，因为在细胞中有两个拷贝的基因，其中一个拷贝假定为未被损坏的。