1) What is the building block of DNA a) Nucleotide b) Nucleic acid c) RNA d) Amino acid 2) All living things have DNA made out of the same nitrogen bases (ATCG) a) True b) False 3) How is one organism's DNA different from another? a) The structure b) The backbone c) The sequence of nitrogen bases 4) What is A a) Sugar b) Phosphate c) Nitrogenous base 5) What is B a) Sugar b) Phosphate c) Nitrogenous base 6) What is C a) Sugar b) Phosphate c) Nitrogenous base 7) What is the complementary strand to ATG a) ATG b) CGA c) TAC 8) What is the shape of DNA? a) Single strand b) Double helix c) Single helix 9) What determines your traits? a) The backbone b) The order of nucleotides c) The order of hydrogen bonds 10) What part of DNA is the code for your traits a) The sequence of sugars b) The sequence of bonds c) The sequence of nitrogenous bases

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