The parasympathetic division of the autonomic nervous system a. is associated with "fight or flight." b. opposes the effects of the sympathetic division. c. arises from parts of the spinal cord. d. uses the neurotransmitter norepinephrine.

What do animals wth echolocation have in common other than echolocation

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.

Which is an example of a population?