It is believed by christians that humans used to live a long time like 400 years so thats alot of baby making. Once the lord split man into ethnic groups at babylon they evolved into slightly different looking humans such as asians and jews
English
-
I believe the question was directed at genetic diversity. After the first generation, who will the second generation mate with? Their siblings?
-
Ive heard from not so reliable sources that the gene pool was bigger
-
It doesn't matter how many kids you have, you still have the same genes/DNA. The problem isn't they can't have enough kids, the problem is they couldn't have spawned all the genes we have today. 2 people can not possibly be the start of an entire race.
-
You do realize every human has the same genetic code just is a different sequence. DNA ATGC mRNA AUGC auc UAG <--this is what we call a gene.