What would happen to a rod (photoreceptor cell) if it had a

Last updated: 8/4/2022

What would happen to a rod (photoreceptor cell) if it had a mutation that made (the green-colored enzyme in this figure which degrades the phosphodiesterase CGMP) nonfunctional? Both Statements 1 and 2 are correct Both Statements 2 and 3 are correct Statement 3: the rod would be unable to respond to a photon of light Statement 1: the rod would stay hyperpolarized all the time because cGMP would keep cation channels closed Statement 2: the rod would stay depolarized all the time because CGMP keeps cation channels open