1) Where in the cell is the DNA found? a) nucleus b) cytoplasm c) cell membrane 2) What are the 'X' shaped structures that DNA is found on called? a) chromosomes b) chromatids c) chloroplasts 3) What is the shape of a DNA molecule? a) helical b) parallel c) double helix 4) Which base pairs with A (adenine)? a) C b) G c) A d) T 5) Which base pairs with A (adenine)? a) C b) G c) A d) T 6) Which base pairs with G (guanine)? a) adenine (A) b) thymine (T) c) cytosine (C) d) guanine (G) 7) What are the three biological molecules found in a nucleotide? a) a sugar, nitrogen base and a phosphate group b) a sugar, water and a hydrogen molecule

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