Carotenoids are responsible for aphid pigmentation , and an aphid 's colour determines the kind of predators that can see it .
蚜虫有颜色是类胡萝卜素染色的结果,并且一种蚜虫的颜色由捕食者能看见的颜色决定。
He claimed it was caused by the pigmentation disorder vitiligo , but rumours suggested he had bleached his skin .
他表示这是由色素沉积紊乱造成,但坊间流言称他对皮肤进行了漂白。
If the environment being spread through is an animal embryo and the reagents are hormones that trigger the differentiation of the body 's pigment-producing cells , the upshot is a distinct pattern of pigmentation .
Along with related genes discovered earlier , " the variants described in this report enable prediction of pigmentation traits based upon an individual 's dna , " the company said .
Having researched modern forensic techniques and poisons for her crime novels , ashford immediately realised the symptoms could be ascribed to arsenic poisoning , which can cause " raindrop " pigmentation , where patches of skin go brown or black , and other areas go white .
As for the advantages of the leech saliva , it improves blood microcirculation and supplies oxygen to the tissues , stimulates the local immune system , antioxidant activity , eliminates pigmentation disorder , protects the skin from environment , slows down aging , makes the skin more elastic and keeps moisture .