In the following diagram of an amino acid, what does the R stand for? an undiscovered element
a side group that is different for each amino acid
a marker for where other amino acids are supposed to bond
a special symbol for oxygen

c

explanation:

bal is blood alcohol level. bac will normally be higher in a person with more body fat. so the answer to your question would be, as body fat decreases, the increasing rate of bal decreases.  

linnaeus is the father of taxonomy, which is the system of classifying and naming organisms. one of his contributions was the development of a hierarchical system of classification of nature. today, this system includes eight taxa: domain, kingdom, phylum, class, order, family, genus, and species.