Marcus is excited to be working in the laboratory of dr. flores, an expert on electrical signaling in neurons. however, he is surprised to learn that the research is done on squid axons placed in sea water. he asks dr. flores the reasons for this. which of the following is not one of the reasons that dr. flores provides? a. a recording electrode can be inserted into a squid axon without disrupting its function. b. sea water has a chemical composition similar to the fluid surrounding our body’s cells. c. squid axons are myelinated, increasing the speed of propagation of an action potential. d. squid axons can be as great as one millimeter in diameter