What is the meaning of Costenah? How popular is the baby name Costenah? Learn the origin and popularity plus how to pronounce Costenah
Relatedness can be determined by comparing the genomes of two species but that is a much more complex analysis than simply we share 50% of our DNA with bananas..
Because about a million years ago, in a human somewhere, two chromosomes fused. Over time, people with 46 chromosomes won out over people with 48. A close look at human and chimpanzee DNA shows that human chromosome 2 is very similar to chromosomes 12 and 13 of chimpanzees. At some point, chromosomes 12 and 13 fused together in human ancestors to create chromosome 2. It probably happened in a similar way to what happened with the 44 chromosome man.