Which mutation is harmful to the organism?

answer: option d

explanation: the mutation that results in the uncontrolled cell division can cause tumor. every cell of the body undergoes cell division by undergoing a proper cycle known as cell cycle.

the cancerous cells overlaps the stage of cell cycle regulation where there is proper check points so that there must not be any irregularities.

when there is any mutation in the cell the cell undergoes uncontrolled division and causes tumor later called as cancer which is harmful for the body.

the answer is d : ) good luck