Biology, 17.12.2019 19:31 sierransha08
This is a regulation of the internal environment of an organism.
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What was dr. willem johan kolff’s first step in using the scientific process to invent the hemodialysis machine? he built the machine and tried it with various patients, collecting data about its effectiveness. when a patient’s kidneys failed, he wondered if it would be possible to perform kidney functions with an external machine. he researched and collected data about numerous patients who exhibited symptoms of kidney failure. he drew conclusions from studies of various symptoms of kidney failure, and drew a design for the ideal external blood-processing machine.
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Biology, 22.06.2019 05:40
Why do we perceive objects as retaining their brightness under different lighting levels?
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Biology, 22.06.2019 11:30
Which structure in the cardiovascular system connect arteries to veins?
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This is a regulation of the internal environment of an organism....
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