It's widely debated, because we don't clearly know everything about the DNA and genetics 100%. This is why science is so exciting, it's all factual but it's all about our perception of it, and what technology we have to completely determine the facts.
It doesn't make it any less clear or factual.
By reading your replies, it seems like this whole topic is started because you simply don't know enough about evolution, so you question it.
Study on it, then come back and let's have a discussion. This is simply a waste of time.
There's nothing wrong with questioning evolution or what we perceive as the truth. But this is solely based on you being ignorant/stupid.
This is like discussing politics with a coal miner.