Black women don't 'have' their nipples black. Your wording this as if if we're a choice. The nipples on any person of color wether light skinned or dark skinned will always be darker than most of their skin tone.
They are not black but are dark brown. This is normal.
Genetic from your parents
Basalt is generally darker than granite due to mineral composition.
They're colors like brown dark orange and such. Colors that you might find in a forest ie the color of trees, dirt, etc. Earthy colors are darker than others
Some rocks are softer and more sedimentary than others. This allows water to weather them faster, thus causing higher permeability.
Horizon A is darker because it is the top layer of the horizon line.
Because in some places there are tectonic plates that are colliding where others have little activity.
It's the amount of melanin in their skin; some have more than others, thus they are darker than others.
What Characters That Are Somewhat Thicker And Darker Than Others Are Called
Depends on the type of soil, environmental conditions, and additives.
because it depends if you have allot of dirt in your ear or if your ear is dirty
Some people have naturally darker skin than others. It all depends on what genes you end up with. Some white people have naturally darker skin, and some black people have naturally lighter skin.
Some peoples skin are darker due to the production of melanin which is made by melanocytes. When a person is in direct contact with the sun it triggers the production of melanin to be made.
No, most people have nipples that are darker(if only slightly) than the skin. This doesn't mean anything is wrong with you though. My friend's nipples are like that. Don't ask how I now :)
The nucleus
because its darker than others
Nipples are found on both males and females and are small protrusions on the chest that are darker in color than the surrounding area. Mamilla and teat are alternate words for the word nipple when referring to females.
There is only a genetic colour difference. Some are lighter or darker than others.
yellowish orange. some are darker than others though.