Higher Biology DNA Crossword

This printable crossword puzzle on the topic of Genetics & DNA has 12 clues. Answers range from 3 to 13 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.

number of strands in a molecule of DNA
sugar found in DNA
repeating unit which makes up a strand of DNA
base that pairs with adenine in DNA
base that pairs with guanine in DNA
bonds between phosphate and sugar of two nucleotides
bonds between two complementary bases
molecule found at the 5 prime end of DNA
molecule found at the three prime end of DNA
two DNA strands run in opposite directions
shape of a spiral DNA molecule
describes two bases matching each other