a special pigment found in the rods and cones of the retina
例句
But was an extra photopigment all that was needed to evolve trichromatic vision? 但是是否另一种感光色素必须完全进化成三色视觉？
But many primates, including humans, hae a third photopigment, encoded by a second gene on the X chromosome. 但是多数灵长类包括人类有着三种感光色素，通过在X染色体中的第二种基因编码。
Is Photosensitive Epilepsy Less Common in Males Due to Variation in X Chromosome Photopigment Genes? 光敏感性癫痫在男性较少见是否由于X染色头感光色素基因变异?
But many primates, including humans, have a third photopigment, encoded by a second gene on the X chromosome. 但是多数灵长类包括人类有着三种感光色素，通过在X染色体中的第二种基因编码。
The team made female mice in which one X chromosome carries a normal mouse photopigment gene, while the other X chromosome has a human pigment gene. 研究小组给雌鼠的一个X染色体保留了普通老鼠的感光色素基因，另一个X染色体植入人类色素基因。
Most mammals hae just two kinds of photopigment in their retinas: one is encoded in the X chromosome and the other in an autosomal (non-sex) chromosome. 大部分哺乳动物的视网膜中只有两种感光色素：一种编码在X染色体中另一种寸在于正染色体中。
