The studying a system of word used things in a particular discipline called terminology
Valence electrons are the electron on the outer energy level and they are important because they tell if that element is compatable
They have increased need to carbohydrates, protein, water and iron.
Carbohydrates is the primary source for energy and active people apparently need more energy for their daily activities.
Protein helps build muscles, even though they only need a small amount more of protein than normal people, they still require protein for muscle buildings.
Water has to be needed as they may excrete more sweat by active activities in the day time. Water can also help remove waster material from body.
Iron helps the production of hemoglobin, which is in the red blood cells that help transport oxygen. As they exercise more, they need more oxygen supply for respiration, therefore there is a need for iron supply.
Some species are more likely to perish but, the most healthy frogs will most likely evolve and find something else to eat.
