either of the nucleotide bases linked by a hydrogen bond on opposite strands of DNA or double-stranded RNA: guanine is the complementary base of cytosine, and adenine is the complementary base of thymine in DNA and of uracil in RNA.
BECOME A PRO CHEF WITH THIS EXQUISITE CUISINE QUIZ!
Even if you can't be a professional chef, you can at least talk like one with this vocabulary quiz.
Question 1 of 9
You may have read the word "simmer" in a recipe or two, but what does it really mean?
Compare base pair.
Words nearby complementary base
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020