What is the function of the valves in veins in the legs?
A. More blood moves through arteries....
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Biology, 22.06.2019 02:30
Apaleontologist finds a plant fossil that shows that the plant had seeds. what can the paleontologist conclude?
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Biology, 22.06.2019 10:00
Veins have a much lower blood pressure than arteries. which of these prevents backflow of blood in veins? a. pressure applied by the heart b. oneโway valves in veins c. thin muscular walls of veins
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Biology, 22.06.2019 13:10
The importance of the mind as a part of the body is an example of:
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Biology, 22.06.2019 13:50
18. how do the cells in meiosis differ from the cells in mitosis?
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