genealogy vs genetics

genealogy

noun
  • The descent of a person, family, or group from an ancestor or ancestors; lineage or pedigree. 

  • The study, and formal recording of such descents. 

  • A record or table of such descent; a family tree. 

genetics

noun
  • The genetic makeup of a specific individual or species. 

  • The branch of biology that deals with the transmission and variation of inherited characteristics, in particular chromosomes and DNA. 

How often have the words genealogy and genetics occurred in a corpus of books? (source: Google Ngram Viewer )