Action Potential: Explain and describe in detail the process of an action potential between a presynaptic and postsynaptic neuron. In your
description include the structures involved and describe the cellular
conditions at depolarization, Use the presynaptic and postsynaptic
neuron to explain the stimulus and response relationship,

Find v(t), given acceleration a(t)=7j and initial velocity v(0)=k

Which missing item would complete this alpha decay reaction ? > 228/88ra + 4/2he a.224/96 rn b. 232/90 th c. 230/92 u d. 235/92 u

Which of the following conditions lead you to see an absorption line spectrum from a cloud of gas in interstellar space? the cloud is extremely hot. the cloud is visible primarily because it reflects light from nearby stars. the cloud is cool and lies between you and a hot star. the cloud is cool and very dense, so that you cannot see any objects that lie behind it.