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Across 2. amino ___ 4. bioinformaticians dream in ___ 5. Johns ___ 8. The helix of life 12. ___-cell immunotherapy 13. Many-genes field of study 17. linked variants on a single chromosome 18. Cancer center chief 19. new growth 21. a base variant in a population

Down 1. something fuzzy on a gel 3. sailed on HMS Beagle 6. a tree of life 7. a cup of ___ 9. errors 10. Sydney ___ 11. gel genre 14. Don ___ 15. a snake 16. about 21,306 of them 20. amplifies DNA