1) Adenine pairs with - a) Guanine b) Cytosine c) Thymine d) Uracil 2) A pairs with - a) T b) G c) C d) A 3) G pairs with - a) T b) G c) C d) A 4) C pairs with - a) T b) G c) C d) A 5) DNA is - a) double stranded b) single stranded c) triple stranded 6) A and T are connected by - a) ionic bonds b) hydrogen bonds c) metallic bonds d) phosphates 7) Guanine (G) and Cytosine (C) are connected by - a) ionic bonds b) hydrogen bonds c) metallic bonds d) phosphates 8) The three parts of nucleotide - a) Nucleic acid b) Phosphate group c) Enzyme head d) Sugar e) Hydrogen bond f) Nitrogen base 9) The three parts of nucleotide -  a) Nucleic acid b) Phosphate group c) Enzyme head d) Sugar e) Hydrogen bond f) Nitrogen base 10) The backbone (sides) of the DNA are made of - a) Thymine b) Adenine c) Guanine d) Phosphate group e) Deoxyribose sugar 11) Deoxyribose sugar -  a) W b) X c) Y d) Z 12) Phosphate group -  a) W b) X c) Y d) Z 13) Nitrogen base -  a) W b) X c) Y d) Z

DNA Structure Quiz

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