Complex sentence: Hodgkin was interested in the transmission of electrical signals along nerve fibers and beginning in 1935 in Cambridge had made preliminary measurements on frog sciatic nerves suggesting that the accepted view of the nerve as a simple, elongated battery was flawed.
Split into simpler sentences: Hodgkin was interested in the transmission of electrical signals along nerve fibers. Beginning in 1935 in Cambridge, he had made preliminary measurements on frog sciatic nerves suggesting that the accepted view of the nerve as a simple, elongated battery was flawed.