Please answer the following question: You are presented with the question "mutations may change the structure of the what of DNA?" and the following answer choices: - personalities - mutations - solid, liquid, gas - building blocks - gastropod shells - Veins and arteries. - hosts - an organism's body Now knowing that mutations may change the structure of a chromosome or just change a single nucleotide and nucleotides are the building blocks of DNA , choose the best answer.
A:
building blocks