Answer:
A single phospholipid molecule has a phosphate group on one end, called the “head,” and two side-by-side chains of fatty acids that make up the lipid “tails. ” The phosphate group is negatively charged, making the head polar and hydrophilic, or “water loving.” The phosphate heads are thus attracted to the water.
Explanation:
so if you look up things that can cause an asthma attack it will also show that viruses and bacteria are a cause. with asthma you lungs could already be inflamed as well as your air way wich makes it harder to breath. when you have c-19 it will inflame your lungs even more so it makes it even harder to breath given an asthma attack. more asthma attack now are probably caused by c-19 because it is all over the place and the percent of asthma attack by virus has dramatically increased.
I'm pretty sure it's D, because I had something like this last week. but I'm sorry if it's wrong..
I get it!
a. carbohydrates - glycogen or starch (these are sugars)
b. proteins - hemoglobin or enzyme (these are examples of proteins)
c. lipids - cholesterol or fat
d. nucleic acids - DNA or RNA
