Layers of fossils in pillars, the rock covering them is dated and we get an exact time of each layer.
They will likely be wiped out as well, since if the fungus can wipe out some of the Cavendish bananas, they will be likely to be able to wipe out the rest since they all share the same genes. Since they all share the same genes they will have the same weaknesses the fungus can exploit
Answer:
the answer would be a mutation during reduction division
The client can be given insulin to reduce the complications