Problems

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Problems: 285 (total), users: 64275, attempts: 1065013, correct: 594087
ID Title Solved By Correct Ratio
DNA Counting DNA Nucleotides 37132
RNA Transcribing DNA into RNA 33169
REVC Complementing a Strand of DNA 30041
FIB Rabbits and Recurrence Relations 17152
GC Computing GC Content 17543
HAMM Counting Point Mutations 19891
IPRB Mendel's First Law 11410
PROT Translating RNA into Protein 15428
SUBS Finding a Motif in DNA 15860
CONS Consensus and Profile 8825
FIBD Mortal Fibonacci Rabbits 7358
GRPH Overlap Graphs 7285
IEV Calculating Expected Offspring 6674
LCSM Finding a Shared Motif 6188
LIA Independent Alleles 3532
MPRT Finding a Protein Motif 3854
MRNA Inferring mRNA from Protein 5951
ORF Open Reading Frames 4606
PERM Enumerating Gene Orders 8214
PRTM Calculating Protein Mass 7598
REVP Locating Restriction Sites 4879
SPLC RNA Splicing 5418
LEXF Enumerating k-mers Lexicographically 4555
LGIS Longest Increasing Subsequence 1983
LONG Genome Assembly as Shortest Superstring 2280
PMCH Perfect Matchings and RNA Secondary Structures 2159
PPER Partial Permutations 3006
PROB Introduction to Random Strings 2941
SIGN Enumerating Oriented Gene Orderings 3036
SSEQ Finding a Spliced Motif 3272
TRAN Transitions and Transversions 3133
TREE Completing a Tree 2670
CAT Catalan Numbers and RNA Secondary Structures 905
CORR Error Correction in Reads 1457
INOD Counting Phylogenetic Ancestors 1981
KMER k-Mer Composition 2210
KMP Speeding Up Motif Finding 1775
LCSQ Finding a Shared Spliced Motif 1533
LEXV Ordering Strings of Varying Length Lexicographically 2469
MMCH Maximum Matchings and RNA Secondary Structures 1075
PDST Creating a Distance Matrix 1601
REAR Reversal Distance 786
RSTR Matching Random Motifs 1216
SSET Counting Subsets 1872
ASPC Introduction to Alternative Splicing 1177
EDIT Edit Distance 1138
EVAL Expected Number of Restriction Sites 920
MOTZ Motzkin Numbers and RNA Secondary Structures 580
NWCK Distances in Trees 727
SCSP Interleaving Two Motifs 703
SETO Introduction to Set Operations 1478
SORT Sorting by Reversals 603
SPEC Inferring Protein from Spectrum 1153
TRIE Introduction to Pattern Matching 895
CONV Comparing Spectra with the Spectral Convolution 740
CTBL Creating a Character Table 419
DBRU Constructing a De Bruijn Graph 756
EDTA Edit Distance Alignment 747
FULL Inferring Peptide from Full Spectrum 521
INDC Independent Segregation of Chromosomes 598
ITWV Finding Disjoint Motifs in a Gene 285
LREP Finding the Longest Multiple Repeat 414
NKEW Newick Format with Edge Weights 454
RNAS Wobble Bonding and RNA Secondary Structures 409
AFRQ Counting Disease Carriers 506
CSTR Creating a Character Table from Genetic Strings 273
CTEA Counting Optimal Alignments 283
CUNR Counting Unrooted Binary Trees 260
GLOB Global Alignment with Scoring Matrix 539
PCOV Genome Assembly with Perfect Coverage 539
PRSM Matching a Spectrum to a Protein 398
QRT Quartets 216
SGRA Using the Spectrum Graph to Infer Peptides 342
SUFF Encoding Suffix Trees 302
CHBP Character-Based Phylogeny 144
CNTQ Counting Quartets 151
EUBT Enumerating Unrooted Binary Trees 141
GASM Genome Assembly Using Reads 295
GCON Global Alignment with Constant Gap Penalty 342
LING Linguistic Complexity of a Genome 179
LOCA Local Alignment with Scoring Matrix 361
MEND Inferring Genotype from a Pedigree 233
MGAP Maximizing the Gap Symbols of an Optimal Alignment 186
MREP Identifying Maximal Repeats 160
MULT Multiple Alignment 194
PDPL Creating a Restriction Map 208
ROOT Counting Rooted Binary Trees 220
SEXL Sex-Linked Inheritance 386
SPTD Phylogeny Comparison with Split Distance 157
WFMD The Wright-Fisher Model of Genetic Drift 302
ALPH Alignment-Based Phylogeny 106
ASMQ Assessing Assembly Quality with N50 and N75 235
CSET Fixing an Inconsistent Character Set 119
EBIN Wright-Fisher's Expected Behavior 253
FOUN The Founder Effect and Genetic Drift 237
GAFF Global Alignment with Scoring Matrix and Affine Gap Penalty 283
GREP Genome Assembly with Perfect Coverage and Repeats 180
OAP Overlap Alignment 161
QRTD Quartet Distance 76
SIMS Finding a Motif with Modifications 196
SMGB Semiglobal Alignment 166
KSIM Finding All Similar Motifs 71
LAFF Local Alignment with Affine Gap Penalty 164
OSYM Isolating Symbols in Alignments 117
RSUB Identifying Reversing Substitutions 86