Scientists have copied a protein from the saliva of the vampire bat. 科學(xué)家已經(jīng)從吸血蝙蝠的唾液里復制出了一種蛋白質(zhì)。
It consists of two foreign genes, each of which produces a protein that inhibits the other gene. 它包含兩個(gè)外來(lái)基因,每個(gè)基因會(huì )產(chǎn)生一種蛋白質(zhì)去抑制另一個(gè)基因。