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Biology, 21.06.2019 21:30
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 10:20
The function of the excretory system is to control homeostasis and
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Biology, 22.06.2019 16:00
Based on the diagram, which of the following best describes ways in which the physical appearance of h. neandertalensis and h. sapiens differ?
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Biology, 22.06.2019 20:00
Name the tissue types that form the wall of each organ in questions 7-10
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Explain how carbon dioxide cycles in aquarium water through snails and elodea...
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