Topic: Food Energy and Respiration Subtopic: Diseases of the respiratory system
What are first symptoms of flu?
Answer: The first common symptoms of flu are three i.e. runny nose, sore throat and cough. If not treated at an early stage the symptoms can get stronger and stronger.
- What is diffusion?
- How flu virus enters?
- Where are dead red blood cells broken?
- What is diarrhea?
- What is cross-pollination?
- What is cough?