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Вопрос 85

Which definition correctly completes this urinary-and-excretory statement: excretion is the process that___

  1. absorbs useful nutrients from food
  2. expels cell-made metabolic wastesПравильный ответ
  3. breaks all food into small molecules
  4. passes only undigested material

Объяснение

Excretion disposes of metabolic wastes produced by cell activity, preventing those unwanted products from remaining in the body. Removing undigested food from the digestive tract is egestion, so it is not the process defined here.

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Вопрос 85: Which definition correctly completes this… · Human Body Systems · Questena