The answer is C) Two. Dipolar means there are two magnetic poles charging with the same magnitude but opposite polarity.
a nitrogenous base, a sugar, and a phosphate. A nucleotide is the basic subunit of both DNA bad RNA. It contains a base with nitrogen, a 5-carbon sugar and a phosphate group.
Do you want the definition ?
The answer is A, 'a mammal' because it goes with the copulative verb 'to be', i. e., 'is'.
