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.
76 results for "founder population" — page 2 of 4
L_1_01 — Ancient DNA & Population Genetics
Modern paleogenomics has shown that human evolution was shaped by interbreeding, population structure, and repeated demographic turnover rather than a simple single-line progression. Ancient DNA revealed previously unkno
L_1_09 — Ghost Populations & Missing Archaic Lineages
Ghost populations are human groups whose existence is inferred from statistical signatures in modern or ancient genomes rather than from direct fossil or archaeological evidence. The term reflects a central challenge of
L_1_03 — Mitochondrial Eve, Y-Chromosomal Adam & Population Origins
Mitochondrial Eve and Y-chromosomal Adam are the most recent common ancestors of all living humans along strictly maternal and strictly paternal lines. They were not the first woman and man, were not a couple, and do not
L_4_12 — CRISPR Gene Drives and Population Genetics Ethics
CRISPR gene drives — genetic engineering systems that combine CRISPR-Cas9 gene editing with super-Mendelian inheritance to spread a modified gene through an entire wild population far faster than natural selection — repr
L_2_07 — European Genetics and Three Ancestral Populations
The genetic history of Europe has been revolutionized by ancient DNA, revealing that most present-day Europeans can be modeled at a broad level as mixtures of three major ancestral components assembled over the past ~10,
ZB_1_11 — Predator-Prey Dynamics and Coevolution
Predator-prey dynamics are among the most fundamental processes structuring ecological communities, driving evolutionary arms races, and shaping biodiversity. The Lotka-Volterra equations (Lotka, 1925; Volterra, 1926) pr
G_4_21 — Archaeogenomics: Ancient DNA and the Reconstruction of Human History
Archaeogenomics — the extraction, sequencing, and analysis of DNA from ancient biological remains — has revolutionized understanding of human migration, admixture, and population history since Svante Pääbo's pioneering w
L_4_09 — Selective Sweeps and Positive Selection in Humans
A selective sweep occurs when a beneficial allele rises rapidly in frequency under positive natural selection, carrying nearby linked variants along with it (genetic hitchhiking) and reducing genetic variation across the
L_2_12 — Paleogenomics of Africa: The Cradle Revisited
Africa is the cradle of human evolution — the continent where Homo sapiens originated, where the deepest branches of the human family tree diverge, and where the greatest genetic diversity in our species is found. Yet pa
L_2_09 — Genetic History of the Americas: Clovis to Contact
The genetic history of the Americas — from the initial peopling of the New World to the devastating population collapse after European contact — is one of the most intensively studied and rapidly evolving areas of paleog
L_5_03 — Pharmacogenomics and Ancestral Medicine
Pharmacogenomics — the study of how genetic variation influences individual responses to drugs — bridges genetics, pharmacology, and clinical medicine. Humans carry extensive polymorphism in genes encoding drug-metaboliz
L_5_16 — Archaeogenetics: Ancient DNA and the Human Past
Archaeogenetics — the extraction and analysis of DNA from ancient human, animal, and plant remains — has transformed our understanding of human history since the field's breakthrough in 2010. Advances in next-generation
F_1_23 — Genetic Adam & Mitochondrial Eve
"Mitochondrial Eve" and "Y-chromosomal Adam" are the names given to the most recent common ancestors (MRCAs) of all living humans through the exclusively maternal (mitochondrial DNA) and exclusively paternal (Y-chromosom
F_4_14 — Ancient DNA and Migration Evidence
Ancient DNA (aDNA) analysis has transformed the study of human migration and cultural connections, providing direct genetic evidence for population movements that were previously inferred indirectly from archaeology, lin
F_4_12 — Bantu Expansion: Africa's Great Migration and Iron Age Spread
The Bantu Expansion is the most consequential demographic and linguistic transformation in African history. Beginning from a homeland in the grasslands of modern Cameroon and southeastern Nigeria around 3000 BCE, Bantu-s
X_5_13 — Bioethics of Human Experimentation: From Nuremberg to Informed Consent
The bioethics of human experimentation traces the long, often harrowing history of how humans have been used as subjects in medical and scientific research — and the ethical, legal, and institutional frameworks developed
W_5_13 — Mississippian Decline: Cahokia Collapse and Abandonment Theories
Cahokia — the largest pre-Columbian city north of Mexico, located in the American Bottom floodplain of the Mississippi River near modern-day St. Louis, Missouri/East St. Louis, Illinois — rose rapidly around 1050 CE to b
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_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_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
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