One main thing that is proven to trigger depression in adolescents is a parents divorce because it is a huge change and after thinking their parents love was the truest love that venue is over can even lead to them never believing in love again. This can be hard on a teen especially if they were closer with one of the parents because now they will be separated.
RNA is genomes viruses. It caused thousands of death each year. For example Spanish Flu 1918 is the most deadly viruses. Because of deadly viruses that is why scientist have to make new fomulas to control over the flu. Every year, we should have a flu shots. However, there are several viruses have no medication for it, beside anitibiotics, for example, influenza A, B, C or H1 N1 or H3 N2. DNA is genomes of testing. For example, murder case, FBI, Lab, will collect all evidences to find out the killer. |CIS show} they are using DNA.
I believe is it A. Hope I helped.
Answer with Explanation:
"Moderate activity" is any activity that allows you to talk while doing it while a "vigorous activity" is any activity that <u><em>doesn't allow you to talk while performing it.</em></u>
An example of a moderate activity is <em>"walking."</em> You may have noticed that most people with friends talk while they walk. This is because their <em>heart rate</em> <u>is not that fast</u>, and it doesn't affect much of their breathing.
An example of a vigorous activity is <em>"running."</em> People who run don't have the energy to talk, or if they ever do, <em>they pause for a bit</em>. This is because their <em>heart rate</em><u> is very fast</u>, and this affects their breathing. Thus, it is not common to see people running side-by-side while talking.