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The maximum blood pressure in the upper arm of a healthy person is about 120 mmhg. if a vertical tube open to the atmosphere is connected to the vein in the arm of the person, determine how high the blood will rise in the tube. take the density of the blood to be 1040 kg/m3.

Viral infections in plants ) can be controlled with antibioticsb) can spread within a plant via plasmodesmata c) have little effect on plant growthd) are not spread by animals

Achemical substance that people of any age may not lawfully manufacture, possess, buy, or sell is known as a(n) a. over the counter drug b. prescription drug c. medicine d. illegal drug