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Biology, 21.06.2019 16:20
Which element is used in photosynthesis found in atmosphere and fixed by bacteria?
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Biology, 21.06.2019 19:30
Chicken pox and hepatitis are bacterial diseases. true or false?
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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 22:00
What types of energy transfers and energy transportations are involved in the domino chain reaction?
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A22-year-old man had a strong acid chemical splashed into both of his eyes. he is conscious and aler...
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