If you specify what unexplained miralce you're talking about maybe I could offer an explanation.

You would need to be specific. It's common practice among religious people to label many unlikely outcomes as "miracles". So your "few religious miracles that have not been explained" doesn't really make a statement or ask a question: It's merely a vagary.

If became frightfully ill, or one were deprived of certain nutrients while growing up it is possible. Their DNA would still be the same just their ability to grow would have been hampered.

If became frightfully ill, or one were deprived of certain nutrients while growing up it is possible. Their DNA would still be the same just their ability to grow would have been hampered.