{"query": "The tree of life — chains from LUCA, homologous genes where", "count": 20, "results": [{"id": "card_theory_double_entry_accounting_identity", "title": "Double-entry accounting identity (A = L + E)", "shelf": "theories", "surface": "secular", "snippet": "Double-entry accounting identity (A = L + E) — an engine domain that can touch it: finance. Calibration: seals — the identity is checkable to the penny. Assets equal Liabilities plus Equity. Every tra", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_src_mill_karp_1972", "title": "R. M. Karp 1972 — Reducibility among combinatorial problems", "shelf": "millennium", "surface": "secular", "snippet": "R. M. Karp (1972). Reducibility among combinatorial problems. Complexity of Computer Computations (Plenum, 1972) 85–103. DOI 10.1007/978-1-4684-2001-2_9. Canonical: https://doi.org/10.1007/978-1-4684-", "authority_tier": "reference", "source": "R. M. Karp (1972), Complexity of Computer Computations (Plenum, 1972) 85–103", "readable": false, "generated": false}, {"id": "card_floor_tree_of_life", "title": "The tree of life — chains from LUCA, homologous genes where domains meet", "shelf": "codex", "surface": "secular", "snippet": "The tree of life as a floor on the one map, the exact parallel of the Indo-European floor. The floor is LUCA, the last universal common ancestor. The trees are the three DOMAINS (Bacteria, Archaea, Eu", "authority_tier": "engine_derived", "source": "Narrow Highway — the tree of life (molecular phylogenetics)", "readable": false, "generated": false}, {"id": "card_src_openstax_contemporary_mathematics_projects_8d193407", "title": "Projects — Contemporary Mathematics", "shelf": "reference", "surface": "secular", "snippet": "Projects\n\nLucas Sequence and Fibonacci Sequence\n\nThe Lucas numbers bear some similarity to the Fibonacci numbers and exhibit a stronger link to the golden ratio. Edouard Lucas is credited with naming ", "authority_tier": "reference", "source": "OpenStax: Contemporary Mathematics (CC-BY 4.0)", "readable": false, "generated": false}, {"id": "card_gene_atp_synthase", "title": "ATP synthase — a universal gene (a homolog across the domains)", "shelf": "codex", "surface": "secular", "snippet": "ATP synthase: the rotary enzyme that makes ATP from a proton gradient (F-type / A-type / V-type). Found in Bacteria, Archaea, Eukaryota - a homologous gene descended from a single ancestral gene in LU", "authority_tier": "reference", "source": "molecular phylogenetics; universal homologs of LUCA", "readable": false, "generated": false}, {"id": "card_src_book_59107", "title": "Aristophanes — W. Lucas (William Lucas) Collins", "shelf": "gutenberg", "surface": "secular", "snippet": "Aristophanes, by W. Lucas (William Lucas) Collins. Subjects: Aristophanes. Read the full text (public domain): https://www.gutenberg.org/ebooks/59107", "authority_tier": "reference", "source": "Project Gutenberg (public domain)", "readable": true, "generated": false}, {"id": "card_src_book_59887", "title": "Virgil — W. Lucas (William Lucas) Collins", "shelf": "gutenberg", "surface": "secular", "snippet": "Virgil, by W. Lucas (William Lucas) Collins. Subjects: Virgil. Read the full text (public domain): https://www.gutenberg.org/ebooks/59887", "authority_tier": "reference", "source": "Project Gutenberg (public domain)", "readable": true, "generated": false}, {"id": "card_gene_ef_tu", "title": "elongation factor (EF-Tu / EF-1alpha) — a universal gene (a homolog across the domains)", "shelf": "codex", "surface": "secular", "snippet": "elongation factor (EF-Tu / EF-1alpha): delivers each aminoacyl-tRNA to the ribosome during translation. Found in Bacteria, Archaea, Eukaryota - a homologous gene descended from a single ancestral gene", "authority_tier": "reference", "source": "molecular phylogenetics; universal homologs of LUCA", "readable": false, "generated": false}, {"id": "card_gene_ssu_rrna", "title": "small-subunit ribosomal RNA — a universal gene (a homolog across the domains)", "shelf": "codex", "surface": "secular", "snippet": "small-subunit ribosomal RNA: the RNA core of the small ribosomal subunit (16S in prokaryotes, 18S in eukaryotes). Found in Bacteria, Archaea, Eukaryota - a homologous gene descended from a single ance", "authority_tier": "reference", "source": "molecular phylogenetics; universal homologs of LUCA", "readable": false, "generated": false}, {"id": "card_gene_aars", "title": "aminoacyl-tRNA synthetases — a universal gene (a homolog across the domains)", "shelf": "codex", "surface": "secular", "snippet": "aminoacyl-tRNA synthetases: charge each tRNA with its correct amino acid - the enzymes that READ the genetic code. Found in Bacteria, Archaea, Eukaryota - a homologous gene descended from a single anc", "authority_tier": "reference", "source": "molecular phylogenetics; universal homologs of LUCA", "readable": false, "generated": false}, {"id": "card_src_pron_luca", "title": "luca", "shelf": "pronunciation", "surface": "secular", "snippet": "luca: pronounced (ARPABET) L UW1 K AH0. From the CMU Pronouncing Dictionary — the standard machine-readable pronunciations of North American English.", "authority_tier": "reference", "source": "CMU Pronouncing Dictionary (cmudict) — BSD-2-Clause, Carnegie Mellon", "readable": false, "generated": false}, {"id": "card_src_book_43303", "title": "Lures of Life — Joseph Lucas", "shelf": "gutenberg", "surface": "secular", "snippet": "Lures of Life, by Joseph Lucas. Subjects: Essays. Read the full text (public domain): https://www.gutenberg.org/ebooks/43303", "authority_tier": "reference", "source": "Project Gutenberg (public domain)", "readable": true, "generated": false}, {"id": "card_seq_lucas_numbers", "title": "Lucas numbers", "shelf": "sequences", "surface": "secular", "snippet": "Lucas numbers: 2, 1, 3, 4, 7, 11, 18, 29, 47, 76, 123, 199, 322, 521, 843, 1364, 2207, 3571, … — L(n) = L(n−1) + L(n−2), from 2, 1.", "authority_tier": "reference", "source": "Computed — classical number theory (public domain)", "readable": false, "generated": false}, {"id": "card_src_place_7261199", "title": "Lucas Valley-Marinwood", "shelf": "geography", "surface": "secular", "snippet": "Lucas Valley-Marinwood: a place in US, CA at 38.040, -122.576, population 6,094. Feature PPL, timezone America/Los_Angeles.", "authority_tier": "reference", "source": "GeoNames (CC-BY 4.0)", "readable": false, "generated": false}, {"id": "card_src_place_3589852", "title": "San Lucas Sacatepéquez", "shelf": "geography", "surface": "secular", "snippet": "San Lucas Sacatepéquez: a place in GT, 16 at 14.611, -90.657, population 20,723. Feature PPLA2, timezone America/Guatemala.", "authority_tier": "reference", "source": "GeoNames (CC-BY 4.0)", "readable": false, "generated": false}, {"id": "card_src_book_28679", "title": "Forgotten Tales of Long Ago — E. V. (Edward Verrall) Lucas", "shelf": "gutenberg", "surface": "secular", "snippet": "Forgotten Tales of Long Ago, by E. V. (Edward Verrall) Lucas. Subjects: Conduct of life -- Juvenile fiction; Children's stories; Children -- Conduct of life -- Juvenile fiction. Read the full text (pu", "authority_tier": "reference", "source": "Project Gutenberg (public domain)", "readable": true, "generated": false}, {"id": "card_src_book_76154", "title": "London Lavender — E. V. (Edward Verrall) Lucas", "shelf": "gutenberg", "surface": "secular", "snippet": "London Lavender, by E. V. (Edward Verrall) Lucas. Subjects: Humorous stories; London (England) -- Social life and customs -- 20th century -- Fiction. Read the full text (public domain): https://www.gu", "authority_tier": "reference", "source": "Project Gutenberg (public domain)", "readable": true, "generated": false}, {"id": "card_src_pron_lucas", "title": "lucas", "shelf": "pronunciation", "surface": "secular", "snippet": "lucas: pronounced (ARPABET) L UW1 K AH0 S. From the CMU Pronouncing Dictionary — the standard machine-readable pronunciations of North American English.", "authority_tier": "reference", "source": "CMU Pronouncing Dictionary (cmudict) — BSD-2-Clause, Carnegie Mellon", "readable": false, "generated": false}, {"id": "card_src_place_3692414", "title": "San Lucas ( Pueblo Nuevo de Colan)", "shelf": "geography", "surface": "secular", "snippet": "San Lucas ( Pueblo Nuevo de Colan): a place in PE, 20 at -4.909, -81.057, population 9,874. Feature PPL, timezone America/Lima.", "authority_tier": "reference", "source": "GeoNames (CC-BY 4.0)", "readable": false, "generated": false}, {"id": "card_enc_easton_lucas", "title": "Lucas", "shelf": "encyclopedia", "surface": "witness", "snippet": "A friend and companion of Paul during his imprisonment at Rome; Luke (q.v.), the beloved physician (Philemon 1:24; Col. 4:14).\n\nFull entry: Easton's Bible Dictionary (1897, public domain) — /character", "authority_tier": "reference", "source": "Easton's Bible Dictionary (1897, public domain)", "readable": false, "generated": false}], "house": {"door": "FIND", "kind": "cards", "trail": "results", "seal": null, "next_step": {"do": "open the top card", "door": "FIND", "tool": "card_get", "params": {"id": "card_theory_double_entry_accounting_identity"}}, "ends": "a verdict or a card · the trail · a seal · one next step"}}