But many primates, including humans, hae a third photopigment, encoded by a second gene on the X chromosome.

但多数灵长类包括人类有着三种素，通过在X染体中的第二种基因编码。

The results showed that the variation of the color display were not significantly corelated with the composition of the photopigments of their zooxanthella.

研究方法主要藉层分析法，如滤纸层分析法，薄层层分 析法压液相层析法等方法以达分离、分析和定量素的目的。