Answer:
Population composition is the description of a population according to characteristics such as age and sex. These data are often compared over time using population pyramids.
No it would be Femoral vein thrombosis refers to a blood clot present in those veins. These veins are superficial, or close to the surface of the skin, and are often more prone to blood clots than deeper veins.
Answer:
Plenty of food
shelter options
Danger (predators)
human development (buildings, etc)
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From what i know it is the best way to gain muscle mass because it works every muscle. But for bone mass the best thing to do would be to exercise and drink milk.