If the checkpoint<span> mechanisms detect problems with the DNA, the </span>cell cycle<span> is halted and the </span>cell<span> attempts to either complete DNA replication or repair the damaged DNA. If the DNA has been correctly replicated, Cyclin dependent Kinases signal the beginning of mitotic </span>cell<span> division.</span>
It will be focused in the GI tract largely so GI upset, diarrhea and the resultant dehydration, gas or bloating, nausea, also can cause greasy stools that float
I think this is an theory changing because a new scientific method was developed. They used what Mendel had learned to test the hypothesis themselves and discovered that he was right.