Neurotransmitters can be blocked which disrupts the __ impulse from traveling
through the target neuron.

A. synthetic
B. electrical
C. somatic
D. chemical

Would really appreciate it, i have an idea but not completely sure

Transmission electron microscope are best for viewing a) microorganisms in pond water b) internal organs of a mouse c)internal structures of a cell d) surface features of a specimen

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