Completar Frases Nutrition function.Versión en línea Complete the texts with the words about nutrition processes. por Laura Riesco 1 Respiration waste oxygen energy happens when cells get from the air to obtain and releases carbon dioxide from the body as . 2 nutrients Digestion changed is when food is into the that cells need . 3 waste nutrients Circulation cells oxygen consists on moving and to the body's , as well as collecting substances produced by cell activity . 4 Excretion substances cells body blood consists on cleaning the by filtering the waste produced by the and expelling them from the .
Crear