A mutation occurs when a base in the DNA sequence is replaced by a different base

a photo collage of women at work during world war 2

american political culture includes a plenty of focus views and preferences. not all westerns experience the same opinions, of course, but the large preponderance promises to these general ideas, including equality, justice, freedom, individualism, integrity, and difference.

the united states is a democratic republic. residents elect representatives to governmental, nation, and local administration; those deputies create the regulations that command u.s. community. although emptiness in u.s. law needs it, in usage, the administrative system is ruled by executive factions.

i think it is the third one.

is there multiple choice or do you need like an essay answer?