Answer key for a DNA double helix worksheet featuring questions on DNA structure, components, and biological significance.

A worksheet titled "DNA - The Double Helix - Answer Key" with multiple-choice and short-answer questions about DNA structure and function, including topics like the double helix, nucleotides, and base pairing.

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1. double helix
2. deoxyribose sugar, phosphate group, nitrogenous base
3. adenine, thymine, guanine, cytosine
4. hydrogen bonds
5. complementary base pairing
6. antiparallel
7. 5' to 3'
8. semiconservative
9. DNA polymerase
10. replication fork
11. leading strand, lagging strand
12. Okazaki fragments
13. DNA ligase
14. proofreading
15. mutations
16. gene expression
17. transcription, translation
18. mRNA
19. codon
20. tRNA
21. ribosome
22. amino acid
23. peptide bond
24. start codon (AUG), stop codons (UAA, UAG, UGA)
25. central dogma

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DNA - The Double Helix, Coloring Worksheet