What is a neutron in a simple answer?

What are types of tolerance? When did Lazzaro discover the theory of spontaneous generation? What items have watts in them? How do metals and non-metals differ in physical properties? The abdominal aorta divides into what branches? Is it easy to tell a edible mushroom from a poisonous mushroom? Does The Law of Conservation of Matter states that The products of a reaction will contain the same amount ofmatter than the reactants had before a reaction.? Why does Zeus make thunder storms? When a consmer eats an organism the energy transfer is about? Why is a balloon able to rise? How is our world shaped by photojournalism? What happens when a person push upward on the box with a force equal to or greater than the box weight? How many times can a single bacteria reproduce in a single human life-time? Do all planets have heavenly bodies? Do sea turtles or any similar animals suffer from inbreeding in the probability that both the male and the female are from the same mother mate together and produce siblings? Does a gas dissolves in a liquid most rapidly when under low pressure? What disease occur when normal liver tissue is replaced by scar tissue? Who studies dead bodies? Which system enables movement for the body? How do genes rearrange in cells?