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1) transcription factors are proteins whose binding to the ________ region for a gene
can ________ (increase) or ________ (decrease) expression of that gene.
2) how do the following relate to nervous system development and/or healing? synaptic
plasticity, neuroglia, neurotrophic factors.
3) a compound action potential is recorded using electrodes on a nerve. how does a
nerve differ from an axon? amplitude and duration of a compound action potential vary
according to the stimulus intensity applied to the nerve. given that there is no such
variation in the action potential of a single axon, how can you explain this?
4) the endothelium of the blood vessels and its adjacent connective tissue make up the
________, which is surrounded by layers of smooth muscle and connective tissue called
________.
5) ions with a positive charge are called ________.
6) explain how ca2+ levels inside myocardial cells are altered.
