I think the answer is b or f
Adenine and thymine pair up. Just remember ATCG in that order, showing that adenine and thymine pair up, and so do cytosine and guanine
Answer:
Electrons are subatomic particles, whose electric charge is negative one elementary charge. They belong to the first generation of the lepton particle family, and are generally thought to be elementary particles because they have no known components or substructure.
Explanation: