The correct option is 3: 30,000 The question asks for the total number of genes in the human genome, a figure that has been refined significantly since the completion of the Human Genome Project (HGP). The HGP, finalized in 2003, provided the first comprehensive map of our genetic material, which dramatically changed previous, high-end estimates. Before the HGP, scientists speculated that the human genome contained anywhere from 50,000 to over…Read More