The alveoli are surrounded by tiny blood vessels, called capillaries carrying blood to and from the heart.
Answer:
D.) saprophytic
Explanation:
Saprophytic fungi break down dead matter by releasing enzymes. This allows for the matter to be taken up by the fungi as a food source.
Answer:
Animal Respiration Every cell in an animal requires oxygen to perform cellular respiration. Cellular respiration is the process by which animals take in oxygen and exchange it for carbon dioxide and water as waste products.
Answer:
Expiratory reserve volume
