Answers: 3
Biology, 21.06.2019 21:30, lkipjjjjjjjjjj5673
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.
Answers: 1
Biology, 22.06.2019 04:00, smithscarpetcaour4es
In the water cycle , when does water undergo a chemical change
Answers: 1
Subjects in an experiment for an herbal cold medicine either receive a tea made from the herb, or a...
History, 28.06.2021 19:10