Smoke: As we all know, cigarettes include toxic substances that trigger inflammation and destroy the lungs’ structure.1.
Mold: If too much moisture is present, mold can grow and become damaging to your airways. 2.
Chemicals: Inhaling chemical-filled air with things like noxious gas, chlorine, cleaning supplies and more can lead to threatening lung diseases.3.
Dust: Lung tissues can collect dust and particles over time which ends up injuring the airways.4.
Pollution: Not only can breathing in air pollutants cause irritation in your airways, but it also could lead to long-term lung damage.5.
<span>He meant the micro-organisms (microbes) are very small living organisms but plays an important role in maintaining life on earth. Microbes fix gases and break down animal matter and dead plants into simpler substances that are used at the beginning of the food chain. Pasteur shows that vaccines against infectious diseases can be manufactured. </span>
Answer:
I believe the answer is 7
I believe it is the retina that changes shape to focus on distant objects.
