Carbohydrates supply the body with energy : when they are oxidized during cellular respiration the chemical energy a#39;lockeda#39; into ... In Section 6 you looked at the growth curve for children of various ages, and noticed the sharp incline in the graph as rapid ... Of course, the protein requirement varies according to the sex, age and therefore the stage of growth of the person. ... Finding out more The presence of each of the three main classes of foods can be detected by their reactions withanbsp;...
|Title||:||Science about Us|
|Publisher||:||Heinemann - 1985|