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:
Answer:
The correct answer is option A) "+/+".
Explanation:
Cellulose-digesting organisms in the gut of a termite and the termite itself have a positive interaction among them. The interaction among these organisms is classified as a symbiotic interaction because both organisms are benefited from it. Cellulose-digesting organisms in the gut of a termite obtain food and protection from the termite, and in return the termite is able to digest the cellulose of wood, its main source of food.