All these animals have a closed circulatory system except:
A) earthworm
B) fly
C) leeches
D) camels
E) lions
Correct Answer:
Verified
Q20: Which of these is not a characteristic
Q21: Mollusks and arthropods have closed circulatory systems.
Q22: _ are blood vessels that move blood
Q23: Which animal has a gastrovascular cavity?
A)Flatworms,such as
Q24: The fraction of the total volume of
Q26: Which animal obtains additional oxygen by cutaneous
Q27: Which valve in the human heart prevents
Q28: White blood cells are also called erythrocytes.
Q29: Cardiovascular disease is the second leading cause
Q30: Blood plasma is 90% water.
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