Taxonomy is the science of: a. government and taxes b. energy and molecules c. mathematics and statistics d. organizing and classifying

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.

Aplant may open end close its stomata to prevent excess water loss and maintain

Witch theory suggests all living things are made up of cell or cells