Ecology

1. commonly known as "the flu"
4. a genetic respiratory disease caused by a defective gene that creates thick and sticky mucus that clogs up tubes and passageways
5. a common lung disease caused by an infection in the air sacs in the lungs
7. a disease involving abnormal collections of inflammatory cells that form lumps known as granulomata.
8. form of COPD emphasized by a chronic cough

2. DNA mutations in the lungs cause irregular cells to multiply and create an uncontrolled growth of abnormal cells, or a tumor
3. common, chronic respiratory condition that causes difficulty breathing due to inflammation of the airways
6. a serious respiratory disease and is another form of COPD. The most common cause is smoking.
9. This type of virus infects humans and animals, but the original strain, variants and subvariants weren't seen in humans before 2019.
10. Chronic obstructive pulmonary disease is an umbrella term that encompasses several respiratory illnesses that cause breathlessness