The deoxyribonucleic acid (DNA) has nucleotides that pair.
However, there exists a rule on base or nucleotide pairing, which is consistent
althroughout.
In pairing, a purine adenine (A) is constantly paired with
the pyrimidine thymine (T). Meanwhile, a pyrimidine cytosine (C) is always and
constantly paired only with a purine guanine (G).
DNA is essential and is part of life, what are the key
ingredients to life? https://brainly.ph/question/856620
