Sub-topic 1
2025 · National One-Eighth
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Mitochondrial dna: structure and inheritance
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Sub-topic 2
2024 · National Preliminary
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The genetic code: codons, anticodons and translation
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Sub-topic 3
2026 · National One-Eighth
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Mutation
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Sub-topic 4
2025 · National Preliminary
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Transcription: rna synthesis from a dna template
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Sub-topic 5
2025 · National Preliminary
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Finding the complementary base sequence of an rna strand
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Sub-topic 6
2026 · National Semifinal
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The nitrogenous base as the variable component of dna structure
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Sub-topic 7
2026 · National Semifinal
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Reverse transcription: synthesizing dna from an rna template
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Sub-topic 8
2025 · National Semifinal
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Mitochondrial dna as an example of uniparental (matrilineal) inheritance
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Sub-topic 9
2025 · National Quarterfinal
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Nonsense mutations and premature stop codons
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Sub-topic 10
2025 · National Quarterfinal
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Dna, chromosomes and the nucleus as genetic material/carrier/location
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Sub-topic 11
2023 · National One-Eighth
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Riddle: the nucleosome and chromatin packaging
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Sub-topic 12
2026 · National Preliminary
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Types of point mutation: deletion, insertion, and substitution
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Sub-topic 13
2013 · National Preliminary
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Dna is transcribed into rna (true/false)
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Sub-topic 14
2013 · National Preliminary
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Rna makes proteins by translation, not replication (true/false)
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Sub-topic 15
2013 · National Preliminary
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Trna, not mrna, carries amino acids during translation (true/false)
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Sub-topic 16
2016 · National Preliminary
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Mutation and recombination as the two main causes of heritable variation
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Sub-topic 17
2017 · National Semifinal
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Dna helicase unwinding double-stranded dna by breaking hydrogen bonds
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Sub-topic 18
2017 · National Quarterfinal
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G-c base pairs (3 hydrogen bonds) bind more strongly than a-t pairs (2 bonds) (true/false)
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Sub-topic 19
2017 · National Quarterfinal
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The dna double helix is held by hydrogen bonds, not ionic bonds (true/false)
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Sub-topic 20
2021 · National Preliminary
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The hereditary material in viruses is nucleic acid (dna or rna)
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Sub-topic 21
2021 · National Quarterfinal
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Glucose represses transcription of cellulase genes as a metabolic regulation strategy
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Sub-topic 22
2022 · National One-Eighth
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True or false: after dna replication there are twice as many centromeres as chromatids
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