The DNA is packaged... it starts by being wrapped around special protein molecules (histones). This forms a nucleosome.
Species
Genus
Family
Order
Class
Phylum
Kingdom
Domain
Life
Answer:
<em>Exposure to such particles can affect both your lungs and your heart. Numerous scientific studies have linked particle pollution exposure to a variety of problems, including: ... decreased lung function. increased respiratory symptoms, such as irritation of the airways, coughing or difficulty breathing.</em>
Answer:
i think it would be A (aka the first answer)
Explanation:
im sorry if im wrong