本文第三段中的 “At first, hairs will have a limited amount of pigment and they will appear to be grayish in colorIn time, they will lose all of their pigment and will be white. Many things are known to cause gray
At first, hairs will have a li mite d amount ofpigment an d they will appear to be grayish in color. In time, they will los all of their pigment an d will be whit e. Many things are known to cause graying. an d genet cs is a very powerful factor. If one of your arents ...
When new hairs are replaced, the color or pigment(色素)is also added to them.However, as one ages, this pigment becomes less and less available.At first, hairs will have a limited amount of pigment and they will appear to be grayish in color.In time, they will lose all of their pigme...
When new hairs are replaced,the color or pigment (色素) is also added to them.However,as one ages,this pigment becomes less and less available.At first,hairs will have a limited amount of pigment and they will appear to be grayish in color.In time,they will lose all of their pigment ...
At first, hairs will have a limited amount of pigment and they will appear to be grayish in color. In time, they will lose all of their pigment and will be white. Many things are known to cause graying, and genetics is a very powerful factor. If one of your parents turns gray at ...