Answer:
They can worsen symptoms for people with breathing difficulties.
Explanation:
Ultrafine particles are small particles found in dirty air. They aren’t filtered due to their very small size. They enter the lungs and cause certain conditions such as oxidative stress, inflammatory mediator release, and could induce heart disease, lung disease and other systemic effects.
People who have breathing difficulties have their case worsened due to these particles.
Hormones are a group of chemicals released by exocrine glands
These hormones are directly secreted into bloodstream from where they reach the site.
axesual thats how they reproduce
As powerful as diffusion is, cells sometimes must move materials in the opposite direction—against a concentration difference. This is accomplished by a process known as active transport. As its name implies, active transport requires energy.
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B. <span>The thesis statement is the answer to the research question</span>
