Final answer:
The subatomic particle called a neutron is one of two types of subatomic particles found in an atom's nucleus.
Step-by-step explanation:
The correct statement that characterizes the subatomic particle called a neutron is D) It is one of two types of subatomic particles found in an atom's nucleus.
Unlike protons and electrons, neutrons have no charge, meaning they are electrically neutral. They are found in the nucleus of an atom along with protons. Neutrons have a mass slightly greater than that of a proton.
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