Why do I look like this

I look like this because the genes of my father and of my mother are mixted so I have somthing almost the same of my father or my mother.This aresome chromosomes of a humanthat can help you to know that we have23 pairs of chromosomes in total 46 chromosomes the DNA (desyxoborronucleic acid) these are the suppost order of the DNA as you see it is A,T and C, G if a order is bad the baby can have a sickness and the chromosomes can be bad.Thank you