It is accurate to say that neural transmission across nearly all mammalian synaptic clefts is the result of
A. the calcium within the axons and dendrites of nerves adjacent to a synapse acting as the neurotransmitter.
B. neural impulses traveling across the cleft in both directions.
C. neural impulses causing the release of chemicals that diffuse across the cleft.
D. neural impulses traveling across the gap as electrical currents.
E. neural impulses involving the flow of K+ and Na+ across the cleft.
Answer: C
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RNA splicing joins together the coding regions of messenger RNA in their original linear order after the removal of introns
A. true B. false
Answer the following statements true (T) or false (F)
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