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.
3,702 results for "g minus 2" — page 74 of 186
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_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_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_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
Z_3_15 — Genetics of Intelligence: Polygenicity, GWAS, and the Heritability Debate
The genetics of intelligence — attempts to identify the specific genetic variants that influence individual differences in cognitive ability — represents one of the most complex and contentious areas in human genetics. H
Z_3_09 — Conservation Genetics and Endangered Species
Conservation genetics applies population genetics, genomics, and molecular biology to the preservation of biological diversity. At its core is the recognition that genetic diversity — the raw material for adaptation to c
Z_3_11 — Genetic Mosaicism and Chimerism
A fundamental assumption of genetics — that every cell in an individual's body carries the same genome — is wrong. Genetic mosaicism (the presence of two or more genetically distinct cell populations within an individual
Z_3_05 — Viral Integration and Endogenous Retroviruses
Approximately 8% of the human genome consists of human endogenous retroviruses (HERVs) — the remnants of ancient retroviral infections that integrated into germline cells and were subsequently inherited vertically like a
Z_2_01 — HLA System & Archaic Immune Inheritance
The Human Leukocyte Antigen (HLA) system is the most polymorphic region of the human genome, encoding cell-surface proteins critical to adaptive immune function. Located on chromosome 6p21.3, the Major Histocompatibility
Z_1_06 — Sex Determination Genetics
Sex determination — the biological process that establishes whether an organism develops as male, female, or an alternative reproductive type — employs remarkably diverse mechanisms across the tree of life. In placental
Z_1_07 — Genetic Recombination and Crossing Over
Genetic recombination — the physical exchange of DNA segments between homologous chromosomes during meiosis — is a fundamental biological process that generates genetic diversity, ensures proper chromosome segregation, a
Z_1_08 — Transposons and Mobile Genetic Elements
Transposable elements (TEs, transposons) — segments of DNA that can move or copy themselves to new genomic locations — are among the most abundant and influential components of eukaryotic genomes. Discovered by Barbara M
Z_1_17 — Environmental Epigenetics & Toxicogenomics
Environmental epigenetics examines how chemical exposures, nutritional states, and ecological stressors modify gene expression without altering DNA sequence — through DNA methylation, histone modifications, and non-codin
Z_1_16 — Transposable Elements: Jumping Genes and Genome Evolution
Transposable elements (TEs) — sequences of DNA capable of moving ("jumping") from one genomic location to another — constitute approximately 45% of the human genome and up to 85% of the maize genome, making them the sing
Z_1_04 — Gene Expression and Regulation
Gene expression regulation — the molecular mechanisms controlling when, where, and how much each gene is active — is the central process that enables a single genome to produce ~200 distinct cell types, orchestrate embry
Z_1_01 — ENCODE Project, Non-Coding DNA & Epigenetics
The human genome is ~3.2 billion base pairs long, but only ~1.5% encodes proteins. The remaining ~98.5% was once dismissed as "junk DNA." The ENCODE Project (2003–present) revealed that at least 80% of the genome has bio
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