The answer is <span> a slower metabolic rate.
Metabolic rate determine how much you burn your food into energy. If a person has a high metabolic rate, the burning process happens so fast which make that person more explosive and hard to gained weight.
Slower metabolic rate means that a large portion of that food will be stored as fat for future use, which make that person hard to lose weight.</span>
Protects us from the ultraviolet rays of the sun. You'll learn more about this in 6th grade! Hope this helps!
Nationalization is the transfer of a major branch of industry or commerce from private to state ownership or control.