There are both natural and human sources of carbon dioxide emissions. Natural sources include decomposition, ocean release and respiration. Human sources come from activities like cement production, deforestation as well as the burning of fossil
External Respiration takes place in the Trachea. When oxygen and co2 "switch" its where they connect and making this external respiration!
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Answer:
By the structure of their cell wall
Explanation:
Fungus cell contain cell wall with a chitin in it. That differs them from animal cell that doesn't have cell wall, but also differs them from plant cell wall which contains cellulose.
Fungus is a eukaryotic kingdom which contains microorganisms such as yeasts and molds, but also macroscopic forms such as mushrooms.
Fungus are heterotrophic organisms, often decomposers with high biodiversity.