Eumelanin is responsible for the darker colours such as black, blue, chocolate brown and phaeomelanin causes the lighter yellow/red colours such as tan, red, yellow.
真黑素决定了深
系，如黑、蓝、
；棕黑素则影响浅的红黄系，如茶、红、黄。
Eumelanin is responsible for the darker colours such as black, blue, chocolate brown and phaeomelanin causes the lighter yellow/red colours such as tan, red, yellow.
真黑素决定了深系，如黑、蓝、；棕黑素则影响浅的红黄系，如茶、红、黄。
声明：以上例句、词性分类均
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