My DNA gene sequence had 3,000 As in it.
I used 2mg of A in the experiment.
My headlights have a current of 5 A each.
Did you get your daily dose of A today?
one of the four nucleotides used in building DNA
short form for adenine, a purine base found in DNA and RNA
the unit symbol for the ampere, the basic unit of electric current adopted under the Systeme International d'Unites
any of several fat-soluble vitamins essential for normal vision
Synonyms: vitamin A