DNA Structure & Replication Crossword Puzzle

QUESTIONS LIST:

• dna : long polymer made from repeating nucleotides
• nitrogen bases : the 5 _ _ are adenine, guanine, thymine, cytosine, and uracil
• dna polymerase : _ _ is in the family of enzymes that catalyze the synthesis of dna molecules
• pyrimidine : _ derivatives are the three nitrogenous bases that, with the two purines, are building blocks of dna & rna
• replication : in semiconservative _ the double helix splits into 2 different strands
• phosphate : the "backbone" of a double helix
• purine : the molecule _ consists of four nitrogen atoms and six carbon atoms
• pyrimidines : _ consist of a single six-membered ring with two nitrogen atoms and four carbon atoms.
• nucleotides : the building block of dna and rna
• dna helicase : _ is an enzyme that plays a large role in dna replication
• hydrogen bond : when helicases unwind _ _ get broken and strands separate