Answer:
heavy skin pigmentation despite the far northern latitude at which they live.
Explanation:
During rest and normal activities by the body fats contribute the biggest percentage as a source of energy followed by carbohydrates and the proteins contributing the least amount of energy. However, during strenuous exercises the body mostly uses energy from the stored carbohydrate stored in the muscles in the form of glycogen. Energy may be partially obtained from blood sugar, fatty acids in the blood and also triacylglycerols in the muscles.Therefore its not true that during intense exercise fat stores are used as a source of energy.
The action in which particles go from a high area of concentration to a lower concentration is called diffusion!
1- outer membrane 2- inter membrane space
It is a force resulting from the redistribution of energy contained by electrons, which tends to bind atoms together to form different types of molecules