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the answer to ur question is : 1,3, and 4
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Energy or caloric and protein needs are lower on a body weight basis in childhood than during the pre-adolescent toddler or preschool years. The protein requirement of an individual is the lowest level of dietary protein intake that will balance the losses of nitrogen from the body in persons maintaining energy balance at modest levels of physical activity.
Answer:
An acid is a chemical that dissolves in water and when dissolved in water it gives a solution with H+ ions. A base is an aqueous compound that gives electrons, take in protons and the release OH- ions. Acid on the pH scale is 7.0 and below and base on the pH scale is 7.0 and anything else above.
The answer on this scenario would be that most of the people would rely on external brains these days in order to connect to people.Hope this would be the answer on this question and would surely be of help then.