n.金鱼草
Having two lips,as the corollas of the snapdragon. 二唇的二唇的，如金鱼草的花冠。
Using genes that help color the snapdragon flower, the researchers discovered they could get the tomatoes to make anthocyanins -- turning the tomato purple in the process. 研究人员从金鱼草的花朵中提取了可产生花青素的基因，然后将其转移至普通西红柿中，就培育出了紫色的番茄。
