In his essay, "superhero or supervillain? " will oremus mentions research that shows people act morally when
a. they're raised to observe good manners.
b. it's immoral to behave otherwise.
c. they think they're being watched.
d. it's against the law to behave otherwise.

In this article, the author directly points out that people make moral decisions when they are watched. There is proof that upbringing is a factor but being observed has a larger impact. The author stresses that stealth powers often disturb people because it could destroy personal happiness. But this does not have good moral implications. He also mentions law as a factor but choices are often based on fear of consequences more than justice itself.

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.