26 мар. 2024 г. · Instead of merely protecting against UV rays, their skin developed a unique adaptation: photosynthesis. Chlorophyll, the green pigment found in ...

26 июл. 2017 г. · The answer seems to be: Green animals (frogs, insects etc) are mainly ones that stay still and blend in with their surroundings. Humans are a lot more active.

6 февр. 2022 г. · An excess of silver in the diet.

9 сент. 2019 г. · Further, due to high consumption of plant matter due to availability, as well as dyes for ritual use, the skin of the species turned green.

13 февр. 2013 г. · The green color, I believe, is a combination of Caucasians' yellowish skin tone, combined with the blue appearance of the veins under our skin.

20 мар. 2020 г. · It's caused by specific enzyme deficiencies that change the colour of the arterial blood, not the skin, so it's only visible in people who are ...

23 мая 2015 г. · This has a lot to do with vitamin D synthesis as it is dependent UV light as well as harmful UV radiation and the increased risk of skin cancers ...

12 февр. 2013 г. · Humans do adapt to their environment; lighter skin color is about 10.000 years old and thought to be an adaption to conditions of limited light availability.

17 окт. 2022 г. · Human Skin Pigmentation is caused by melanin. Different amounts of melanin changes the tint of your skin. More melanin = darker skin, less = ...

10 дек. 2018 г. · You can produce a green pigment called biliverdin as a breakdown product of hemoglobin. This can happen in bruises, creating a bluish green ...