All 46 chromosomes and instructions for developing (DNA) are in place at fertilization

2 Comments

  1. d. knapp on August 4, 2017 at 11:51 am

    She forgot that bacteria and fungi are considered important life HERE by the left. They fight to protect bacteria AND fungi.



    • quinersdiner on August 4, 2017 at 2:20 pm

      Amazing, isn’t it!