Which of the following is not true of animals that have open circulatory systems?
1.the...
Which of the following is not true of animals that have open circulatory systems?
1.they have a mechanism to pump circulatory fluid.
2. they are not vertebrates.
3. they have lower pressure in their circulatory compartments compared to animals with closed circulatory compartments.
4. almost all of them have specialized gas transporting blood cells
Answers: 1
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