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 this type of co-evolution

Which statement correctly describes a way that mutations increase the likelihood that a species will survive in a changing environment

Johnny rode his bike to a friend's house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was not able to play. what was his displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point