Where Vitamin D is NOT naturally present in the food supply and UVB exposure is low, which situation provides the best selective advantage?

Question

Quizplus · Accepted Answer

With low UVB exposure and no natural source of Vitamin D in the food supply, individuals with lighter skin are more likely to synthesize sufficient Vitamin D from limited sunlight exposure. This provides a selective advantage and improves chances of survival and reproduction.

Where Vitamin D Is NOT Naturally Present in the Food