Humans At Time Of Adam عليه السلام
Think about it like this: For the sake of argument- say that tin refers to LUCA- since the Quran is not a book of science- obviosuly extreme detail will not be explained. The start of humans (and all other life forms) was tin- LUCA Then, after the process of reproducing asexualy through mitosis- they could reproduce the way we know today Then, after speciation- the tasfiya took place- which was due to mutations in DNA and natural selection. Then- a man and a woman were chosen and had nafkh e ruh. Isn’t this plausble when it comes to 32:7