Put the following events in epinephrine signaling through the beta-adrenergic receptor in order. activation of cellular responses leads to smooth muscle relaxation The G protein subunits dissociate from one another PKA catalyzes the phosphorylation of proteinsAdenylate Cyclase catalyzes the conversion of ATP to cAMP Epinephrine binds to a p-adrenergic receptor on a smooth muscle cell cAMP activates protein Kinase A Binding causes a conformational change in the receptor The a subunit activates Adenylate Cyclase

The shift of a vehicle's weight around its center of gravity is known as

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.

Compare the depth of field when focusing with low power and high power. which power has the greater depth of field?