Ventilation helps to supply gases to gas exchange surfaces in animals. a) Other than ventilation, state and explain two features of an effective gas exchange surface in animals.
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Expert's answer
2021-10-01T10:15:02-0400
Features of gas exchange surfaces in animals:
They are moist to prevent the cells from drying and to allow gases to dissolve;
They have a large surface area, so that a lot of gas can diffuse across at the same time.
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