Development and prevention of atherosclerosis are complicated, multifactorial processes. Which of the following would best represent desired trends in preventing or slowing the onset of atherosclerosis?

A. decreased C-reactive protein, increased circulating LDL levels, decreased freed radicals (oxidizing agents)

B. increased physical activity, smoking cessation, decreased intakes dietary fat including omega-3 fatty acids

C. decreased foam cell activity, increased statin inhibition of cholesterol synthesis, increased liver LDL receptors

*will mark brainliest to first correct answer* photosynthesis led to increasing levels during the later proterozoic eon? a. oxygen b. water c. carbon dioxide d. none of the above

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.

Amale bird-of-paradise uses a dance to attract mates in which it flaps its tail feathers on the ground and jumps around a potential female mate. a different male bird-of-paradise does a similar dance but it jumps around the female in the opposite direction. the female bird is only attracted to one style of dance, in one direction. this is an example of speciation.