In the field of biotechnical research, biological research, you find that there are different organisms which have been manipulated since at least World War II, during World War II onwards; we can trace them back that far, probably even longer actually.
Kwa eneo la uchunguzi wa teknolojia ya kibiolojia, unapata ati kuna viumbe tofauti zimezogeuzwa kutoka Vita ya Dunia la Pili na kuendelea; tunaweza zifuatilia hadi huko nyuma na ata kupita hapo.