1 Temperate highland tropical climate with dry winters (Cwb, Cwc) is a type of climate characteristic of the highlands inside the tropics of Mexico, Peru, Bolivia, Madagascar, Zambia, Zimbabwe and South Africa, but it is also found in central Argentina, outside the tropics.
Like the earwax glands, the mammary glands are also a form of the apocrine gland and express the ABCC11 gene. The C variant of ABCC11 associated with wet type earwax is also associated with colostrum secretion from the mammary glands (4).
Do you have dry, flaky earwax or the gooey, stinky type? The answer is partly in your heritage. A new study reveals that the gene responsible for the drier type originated in an ancient northeastern Asian population. Today, 80 to 95 percent of East Asians have dry earwax, whereas the wet variety is abundant in people of African and European ancestry (97 to 100 percent).