Biology, 20.05.2021 04:10 Hrjohnson2004
i need 5 but any that you know is ok and i’ll give brainliesttt
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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, 21.06.2019 21:30
List the advantages and disadavantages of the switch from persistent chlorinated hydrocarbon pesticides (such as ddt) to nonpersistent organophosphate pesicides. have the benefits of the switch outweighed the disadvantages? explain.
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Biology, 22.06.2019 21:00
Which muscle cell structure stores calcium ions that are used to trigger the contraction?
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i need 5 but any that you know is ok and i’ll give brainliesttt...
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