RESEARCH BASE
Search 3,721 documents across 34 fields — every claim tier-rated by evidence
3,633 are the core, quality-scored corpus (34 lettered sections — see How We Work); the remaining 88 are cross-corpus synthesis documents (68 InterDocs, 12 Connections, 8 Theories) also indexed here.
3,721 results for "i ching" — page 46 of 187
Z_5_19 — Fermentation Biology: Microbial Transformation from Ancient Craft to Modern Science
Fermentation — the metabolic process by which microorganisms (bacteria, yeasts, molds) convert organic substrates into acids, gases, and alcohols — is arguably humanity's oldest biotechnology and one of the most conseque
Z_5_18 — Gut-Brain Axis: The Microbiome-Nervous System Connection
The gut-brain axis — the bidirectional communication network between the gastrointestinal tract and the central nervous system — has emerged as one of the most transformative concepts in modern biology and medicine. The
Z_5_11 — Microbiome-Host Coevolution: Holobiont Theory, Gut Ecology, and Metabolic Symbiosis
Microbiome-host coevolution refers to the deep, reciprocal evolutionary relationship between multicellular organisms and the complex microbial communities (bacteria, archaea, fungi, viruses) that inhabit their bodies — p
Z_5_14 — Spatial Transcriptomics: Gene Expression in Tissue Context
Spatial transcriptomics — technologies that measure gene expression while preserving the spatial location of transcripts within intact tissue sections — resolves a fundamental limitation of conventional single-cell RNA s
Z_5_09 — Single-Cell Genomics: Profiling Biology One Cell at a Time
Single-cell genomics — the set of technologies that enable the measurement of DNA sequences, RNA expression, protein levels, or epigenetic states in individual cells rather than bulk populations — has revolutionized biol
Z_5_23 — Gene Drives: CRISPR-Based Inheritance Manipulation and Ecological Engineering
A gene drive is a genetic engineering technology that biases inheritance in sexually reproducing organisms, causing a modified gene to spread through a population at rates far exceeding normal Mendelian inheritance (~50%
Z_5_03 — Metabolomics: The Small-Molecule Landscape of Life
Metabolomics — the comprehensive study of all small-molecule metabolites (<~1,500 Da) present in a biological sample (cell, tissue, organ, biofluid, organism) — is the newest of the major "-omics" disciplines (after geno
Z_5_01 — CRISPR Applications and Genetic Engineering
CRISPR-Cas9 (Clustered Regularly Interspaced Short Palindromic Repeats) is a revolutionary gene-editing technology adapted from a bacterial immune defense system, enabling precise, programmable modification of DNA in vir
Z_5_07 — Epigenome Mapping: Charting the Chemical Modifications of DNA and Chromatin
Epigenome mapping — the systematic, genome-wide identification and quantification of epigenetic modifications (chemical marks on DNA and histone proteins that regulate gene expression without changing the underlying DNA
Z_5_08 — Mitochondrial DNA: Maternal Inheritance, Ancient Lineages, and Disease
Mitochondrial DNA (mtDNA) — the small, circular genome (~16,569 base pairs in humans) contained within mitochondria — encodes 37 genes essential for oxidative phosphorylation (13 protein-coding genes, 22 transfer RNAs, 2
Z_5_15 — Synthetic Genomes: Designing and Building Life from Scratch
Synthetic genomics — the design, construction, and transplantation of complete genomes assembled from chemically synthesized oligonucleotides — represents one of the most ambitious enterprises in modern biology, with the
Z_3_14 — Behavioral Genetics and the Genetics of Aggression
Behavioral genetics investigates the relative contributions of genetic and environmental factors to variation in behavior — including aggression, impulsivity, risk-taking, anxiety, sociability, and cognitive traits. Twin
Z_3_07 — Gene Drive Technology
Gene drives are genetic systems that bias their own inheritance to spread through a population at rates exceeding normal Mendelian expectations (~50% → ~99% transmission). Natural selfish genetic elements (transposons, m
Z_3_03 — Ancient Pathogen Genomics — Plague, TB, Smallpox DNA
Ancient pathogen genomics — the recovery and sequencing of disease-causing organism DNA from archaeological remains — has revolutionized understanding of human disease history. Beginning with the landmark reconstruction
Z_3_12 — Genetics of Alcohol Metabolism
The genetics of alcohol metabolism provides one of the clearest examples of how specific genetic variants influence behavior and disease risk at a population scale. Ethanol is metabolized primarily through a two-step oxi
Z_3_08 — Genetics of Taste and Smell
Taste and smell perception are profoundly shaped by genetics, with variation in chemosensory receptor genes producing dramatically different sensory worlds between individuals. The olfactory receptor (OR) gene family — d
Z_3_16 — Genomic Conflict and Selfish Genetic Elements
Selfish genetic elements (SGEs) — sequences of DNA that promote their own transmission at the expense of the host organism or other genes in the genome — reveal that the genome is not a cooperating community of genes but
Z_3_04 — Comparative Genomics and Cross-Species Analysis
Comparative genomics — the systematic comparison of genome sequences across species — has become the primary tool for understanding genome evolution, identifying functionally important sequences, and reconstructing the T
Z_3_06 — Genetics of Circadian Rhythms
Circadian rhythms — endogenous ~24-hour oscillations in physiology and behavior — are generated by an intracellular transcription-translation feedback loop (TTFL) encoded by a set of core clock genes conserved across ani
Z_3_13 — Horizontal Gene Transfer in Prokaryotes
Horizontal gene transfer (HGT) — the movement of genetic material between organisms outside of parent-to-offspring inheritance — is a dominant force shaping prokaryotic evolution, fundamentally challenging the traditiona
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