DNA is a double helix molecule composed of complementary strands of deoxyribonucleotides units. The sequence of nucleotides in messenger mRNA in a process called rRNA, tRNA. The (1). The three major parts of RNA that help builds protein: mRNA, (2) carries information in DNA to the ribosomes found in the cytoplasm. The process of converting the information in messenger RNA into a sequence of amino acid that make a protein is known as (4) is (3). The role of to bring the amino acids in the cytoplasm to the ribosomes to make (5).