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Card 6
Front
What are three important factors of a respiratory surface?
Back
Card 7
Front
Name a simple, unicellular organism?
Back
Card 8
Front
What is the gas exchange surface of an amoeba?
Back
Card 9
Front
Where does an amoeba live?
Back
Card 10
Front
How do organisms become larger?
Back
Card 11
Front
What are four problems a multicellular organism has to overcome with gaseous exchange?
Back
Card 12
Front
How are adequate gradients for diffusion maintained?
Back
Card 13
Front
What is the disadvantage of respiratory surfaces being thin?
Back
Card 14
Front
What is a disadvantage of respiratory surfaces being located inside the body?
Back
Card 15
Front
What are two benefits of the organism being flat?
Back
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