Acan be used for either or
a. cannula, micro dialysis, application of drugs or transmitters
b. cannula, chemically stimulation of cells recording from neurons
c. microdialysis catheter, chemically stimulation of cells recording from neurons
d. all above

Which of the following is an example of a non-falsifiable hypothesis? a. there is a teacup orbiting the milky way galaxy. b. there is no life on mars. c. the human species started in africa. d. humans cannot live without the amino acid methionine

4. how does a phospholipid behave in water? the phosphate head does not mix with water; the fatty acid tails do. the phosphate head and the fatty acid tails mix with water. the phosphate head and the fatty acid tails do not mix with water. the phosphate head mixes with water; the fatty acid tails do not.

What are the most explosive events that occur on the sun? umbras solar flares solar winds prominences