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Yesterday, 22:59

In a closed circulatory system, oxygen and nutrients are exchanged directly between the cells and the environment.

true or false

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Answers (2)
  1. N
    Today, 01:25
    0
    False. In an open circulatory system is when the cells are in direct contact with the environment. Take our bodies for example, we breath into our lungs and the blood carries oxygen to our cells and tokes the waste away from the cell making it a closed circulatory system
  2. D
    Today, 02:56
    0
    False, as the name suggests it is a closed circulatory system an as we are complex organisms exchange of oxygen won't occur through diffusion.
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