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Answer:
An atom is stable if the forces among the particles that makeup the nucleus are balanced. An atom is unstable (radioactive) if these forces are unbalanced; if the nucleus has an excess of internal energy. Instability of an atom's nucleus may result from an excess of either neutrons or protons.
Explanation:
<span>For bees, their forage or food supply consists of nectar and pollen from blooming plants within flight range</span>
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A is the answer
a replication fork