Examlex
Only four nuclides having an ______________ number of protons and an ______________ number of neutrons are stable.
Influenza
A highly contagious viral infection that attacks the respiratory system, commonly known as the flu, characterized by fever, cough, and muscle aches.
Allergy
A hypersensitive reaction of the immune system to specific substances, known as allergens, which are harmless to most people.
Nasal Discharge
A common symptom involving fluid that flows from the nose, often due to allergies, colds, or infections.
Common Cold
A viral infection of the upper respiratory tract that is characterized by symptoms such as sneezing, sore throat, coughing, and a runny nose.
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