You can decode the genome, you can look back, you can link us all together by a mitochondrial DNA, but we can't get further than the last ancestor, the last visible cell that we could sequence or think back in history.
遺伝子を解読し 過去を遡って 皆をミトコンドリアDNAで 結びつけることは-- 可能ですが共通祖先 --DNAが読める最初の細胞-- より前までは遡れません