@Chad: I. Mutations in DNA sequences generally occur through one of two processes: A.
Environmental factors: DNA damage from environmental agents such as ultraviolet light (sunshine), nuclear radiation or certain chemicals B. Mistakes that occur when a cell copies its DNA in preparation for c
Environmental factors: DNA damage from
environmental agents such as ultraviolet light (sunshine), nuclear radiation or certain chemicals B. Mistakes that occur when a cell copies its DNA in preparation for c
environmental agents such as ultraviolet light (sunshine), nuclear radiation or
certain chemicals B. Mistakes that occur when a cell copies its DNA in preparation for cell division.