A schedule usually have time/day of the week, subject/hour:minutes.
Answer:
The author presents how HeLa cells were very susceptible to the polio virus, in addition to being fast growing. This made these cells valuable for polio research.
Explanation:
Polio was one of the most feared diseases of the twentieth century, because it caused many victims, mainly children, causing irreversible damage. For this reason, research into vaccines against polio was extremely important and moved many laboratories around the world. However, there was a problem with this research, which was the difficulty of testing the vaccines created. In this case, HeLa cells were discovered, which were easy to be multiplied in the laboratory and were very susceptible to the polio virus, being the perfect element for carrying out the tests, making it a valuable cell for research against this disease.
The answer is:
A. understand that managing the moon landing while the lunar module had 30 seconds left of fuel required intense concentration.
In the excerpts the narrator mentions the lunar module had 30 seconds left of fuel, so the people who were in charge of the moon landing could not make a mistake, a miscalculation or lose their extraordinary focus. For example, one of the narrators states the men "could not afford to be wrong." Otherwise, the mission could have failed.
Unclear question. I inferred you are referring to the Story about the Life of Frida Kahlo.
Answer:
He mentions noteworthy things she did or believed in.
Explanation:
For example, the author praises her for her willingness to accept and showcase her Mexican culture.
He also notes her unique character of pursuing her passion and gifts; that of painting, something most women in her time were not into.