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Describe the flow of energy from the sun to producers and then to a consumers
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The image below shows a common blood pressure gauge. what does this device do? a. measures the level of oxygen present in the blood b. measures the pressure of blood when the lungs expand and compress c. measures the electrical activity of the heart d. measures the pressure of blood when the heart contracts and relaxes
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How can we use spectral lines of light coming from the superclusters to identify which is receding from earth at the slowest rate.
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Which action is a reflex action. a. asking for coffe in a cold climate b. blinking when light is flashed in the eyes c. drinking water when thirsty. d. swallowing food e. taking an exam
Answers: 2
Describe the flow of energy from the sun to producers and then to a consumers...
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