Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button if available to get a clue. Note that you will lose points if you ask for hints or clues!
carry genetic information characteristics chracteristics chromo chromosomes colour DeoxyriboNucleic different DN DNA fertilised fuse together genes half information inherit inherited large molecules molecule nuclei sex cells skin unique variation wavy