Which type of chromosomal mutation cannot revert to the wild-type state?

Question

a)duplication

b)deletion

c)translocation

d)both A and C

e)all of the above

Answer 1

e) all of the above

Answer 2

It depends on how strictly the term 'cannot' is being used. Both duplications and translocations *can* be reversed, though the odds are very low. A chromosomal deletion is very very unlikely to be reversed since it would mean reconstructing lost information