Genetics Ad-mixture (aka Ethnicity Mix) Allosomes (Sex chromosomes X & Y) Autosomes (Chromosomes 1-22) Base Pair CE Testing (1st Wave) centiMorgan (cM) Chromosomes Clade Cladogram dbSNP, rsID, NIH, etc Deoxyribonucleic Acid (DNA) Derived & Ancestral Endogamy or Pedigree Collapse Gene Genetic Marker Genome Build (aka Reference Model) Genotyping Haplogroup Haploid & Diploid Haplotype Imputation Imputation Low Coverage Sequencing Meiosis & Mitosis Microarray Testing (2nd Wave) Microarray File Formats (aka RAW) Mito Build (rCRS, Yoruba, RSRS) Mitochondria Modal Null Allele Phylogenetic Tree Probes, Primers, Adaptors and Tags Recombination (aka Cross-Overs) Sequencing (3rd Wave) Sequencing File Formats Short Tandem Repeat (STR) Single Nucleotide Polymorphism (SNP) Genealogy Ahnentafel number Ancestor and Descendant Birth, Marriage and Death (BMD) Branches Consanguinity Cousins Deep Ancestry Earliest Known Ancestor (EKA) Family (Nuclear, and Household) Genealogical Exchange Database (GEDCom) Genealogical Proof Standard (GPS) Genealogical Records Genealogical Time Frame (aka last 500 years) Genealogical Tool Genealogical Trees Generation Difference (GD) Individuals Most Recent Common Ancestor (MRCA) Née Not Parent Expected (NPE) One-Tree (aka World Tree) Patriline & Matriline Places Repositories Siblings Sources Surname, One-Name and Family Branch Studies Years Before Present (ybp) (Genetic Genealogy) Terms Chromosome Painting Clustering Convergence Genetic Distance Half- & Full-Identical Matching Matches (and Match Lists) Phasing Pile-up Regions Segment Shared Matches (List, ICW) Shared Segment (and Segment Matching) Triangulation Visual Phasing Waves Genetics Industry DNA Test Companies (WGS) Projects WGS Equipment Suppliers (Genetic Genealogy and Ancient DNA) Industry DNA Test Companies (and matching) Matching (only) Sites NEHGS One-World Tree Sites Phylogenetic Tree Sites Projects Surname Sites (that developed tools) » theYtree A more recent, up-and-coming site in China. Very aggressive in adding features and content. Especially known for being the first to incorporate and use the T2T Y model analysis and add the unique SNPs there to their tree. External Links TheYtree.com website