Primaria - Ciencias naturales - Cuarto - El ser humano y la salud - Función de nutrición: el aparato excretorComplete the sentence by filling in the gaps with the correct option from those provided in each box.Complete the sentence by filling in the gaps with the correct option from those provided in each box.Complete the sentence by filling in the gaps with the correct option from those provided in each box.Complete the sentence by filling in the gaps with the correct option from those provided in each box.Complete the sentence by filling in the gaps with the correct option from those provided in each box.Complete the sentence by filling in the gaps with the correct option from those provided in each box.