4. read the following sentence from "lifeguard rules! "
(1 point)
"he wished he was still playing in the cool, blue water of the pool."
in this sentence, the water most likely symbolizes
a) a sign of restoration and life.
b) a thirst-quenching refreshment.
c) a welcome sense of relaxation.
d) a forbidden object of temptation.

Okay, biology isn't exactly my strongest subject (it never has been), but i'm pretty sure the answer is nucleotides. dna is made up of nucleotides. each nucleotide contains a phosphate group, a sugar group, and a nitrogen base. there are four different nitrogen bases: adenine (a), thymine (t), guanine (g), and cytosine (c). a always pairs with t, and g always pairs with c.