1. 8 Some proteins are responsible for the generation and transmission of nerve impulses. 1.8.1 Rhodopsin responses to light to generate vision 1.8.2 Acetylcholine receptor are responsible for transmitting nerve impulses ar synapses 1.9 Many proteins have other functions. Antifreeze proteins protect the blood of Antarctic fish from freezing. Special heat stable proteins in thermophile bacteria.1.8 Some proteins are responsible for the generation and transmission of nerve impulses. 1.8.1 Rhodopsin responses to light to generate vision 1.8.2 Acetylcholine receptor are responsible for transmitting nerve impulses at synapses 1.9 Many proteins have other functions. Antifreeze proteins protect the blood of Antarctic fish from freezing. Special heat stable proteins in thermophile bacteria