Option three should be correct
<span>Ozone intake can cause irritation to the respiratory system. It can also inhibit absorption of certain nutrients. Certain people are more at risk for example children. This is because thier lungs are still developing. They are also more likely to be outdoors and more likely than adults to have asthma. Symptoms shortness of breath and coughing.</span>
The answer to this question would be: electron microscope
Cilia is a part of the paramecium membrane that looks like hairy projection. The size of cilia is too small to be examined closely using the light microscope. In this case, the electron microscope can provide a bigger magnification.
Answer:
Scientists have been concerned that human activities could cause more plants and animals to become extinct than any point in the past. Along with human-made changes in climate (see above), some of these extinctions could be caused by overhunting, overfishing, invasive species, or habitat loss
