[Solved] Why does it appear that each origin can only be activated once per cell cycle? A)MCM proteins are displaced from the DNA after replication and cannot reassociate with a replication origin that has already fired. B)The ORC is denatured after replication and cannot return to the DNA. C)The DNA becomes naked until the next round of cell division. D)MCM proteins reassociate with DNA immediately and prevent further replication from that DNA. E)MCM proteins bind to other proteins in the cytoplasm; together they actively inhibit further replication. Milgram Experiment: A psychological experiment conducted by Stanley Milgram in the 1960s to study obedience to authority, where participants were instructed to administer electric shocks to another person. Stanford University Prison Experiment: A psychological study conducted by Philip Zimbardo in 1971 at Stanford University, where students were assigned roles of prisoners and guards to explore the effects of perceived power. Generalization: Drawing a conclusion about a certain characteristic of a population based on a sample from it. Logical Support: The provision of reasons or evidence to justify a claim or argument.