Biology Facts
How a living body works, from the four letter code that builds it to the organ you are wearing.
50 cryptograms, each one a fact written for this site rather than a sentence taken from a book. Cited to 19 sources, NCBI Bookshelf the most common.
Sources
SourceFacts
- NCBI Bookshelf12
- MedlinePlus9
- NHGRI6
- NIDCD3
- RSC3
- National Eye Institute2
- NHLBI2
- NIDDK2
- Brain Research Bulletin1
- Frontiers in Psychology1
- Georgia Institute of Technology1
- NIAID1
- NIAMS1
- NIGMS1
- NOAA1
- NPS1
- PLOS Biology1
- PNAS1
- USGS1
How hard they are
8 easy, 31 medium and 11 hard, graded by the model described in our guide to solving cryptograms.
They average 72.5 letters over 19.2 distinct ones, with 3.6 letters appearing exactly once.
TierCryptogramsPlay
Every one of them
Each has a page of its own naming its source, and its answer on a separate page so you will not run into it by accident.
Source
- RSCmedium, 71 letters
- RSChard, 70 letters
- RSCmedium, 78 letters
- USGShard, 66 letters
- National Eye Institutemedium, 73 letters
- National Eye Institutemedium, 72 letters
- NIDCDmedium, 68 letters
- NIDCDhard, 74 letters
- NIDCDeasy, 74 letters
- NIDDKhard, 74 letters
- NHLBImedium, 74 letters
- NHLBIhard, 75 letters
- MedlinePluseasy, 72 letters
- MedlinePlushard, 76 letters
- NCBI Bookshelfeasy, 75 letters
- NCBI Bookshelfeasy, 77 letters
- NIGMSmedium, 76 letters
- NHGRImedium, 74 letters
- NHGRIhard, 67 letters
- NHGRIhard, 67 letters
- NHGRIeasy, 77 letters
- NCBI Bookshelfmedium, 79 letters
- NCBI Bookshelfeasy, 71 letters
- PLOS Biologymedium, 75 letters
- NIAMShard, 76 letters
- NCBI Bookshelfmedium, 77 letters
- MedlinePlusmedium, 69 letters
- MedlinePlusmedium, 68 letters
- Frontiers in Psychologymedium, 68 letters
- PNASmedium, 72 letters
- Brain Research Bulletineasy, 74 letters
- Georgia Institute of Technologymedium, 69 letters
- NCBI Bookshelf · Molecular Biology of the Cellmedium, 74 letters
- NCBI Bookshelf · Molecular Biology of the Cellmedium, 75 letters
- MedlinePlusmedium, 72 letters
- MedlinePluseasy, 71 letters
- MedlinePlus · National Library of Medicinemedium, 70 letters
- NIAIDmedium, 77 letters
- MedlinePlusmedium, 69 letters
- NHGRImedium, 70 letters
- NHGRImedium, 74 letters
- MedlinePlushard, 75 letters
- NIDDKmedium, 72 letters
- NCBI Bookshelf · The Cellmedium, 74 letters
- NCBI Bookshelf · Molecular Biology of the Cellhard, 76 letters
- NCBI Bookshelf · Molecular Biology of the Cellmedium, 69 letters
- NCBI Bookshelf · Molecular Biology of the Cellmedium, 71 letters
- NCBI Bookshelf · The Cellmedium, 68 letters
- NPSmedium, 71 letters
- NOAAmedium, 69 letters
Other fact collections
CollectionCryptograms