Question

select the correct answer.

what are the basic building blocks of dna and rna?

nucleotides
phosphorous
proteins
sugar

Explanation:

Identify the macromolecule class

DNA and RNA are nucleic acids, which are essential biological macromolecules.

Determine the monomer units

Nucleic acids are polymers made of repeating monomer subunits called nucleotides.

Evaluate the given options

Each nucleotide consists of a sugar, a phosphate group, and a nitrogenous base, making nucleotides the complete building blocks.

Answer:

• nucleotides (Correct answer)
• phosphorous
• proteins
• sugar