Definition, Meaning & Synonyms

crossing-over

noun
/ˈkrɔsɪŋ ˈoʊvər/
Definition
The exchange of genetic material between homologous chromosomes during meiosis.
Examples
  • During meiosis, crossing-over plays a crucial role in increasing genetic diversity.
  • Researchers study crossing-over to understand inherited traits in organisms.
Meaning
A process that occurs during the formation of gametes, where sections of DNA are swapped between paired chromosomes, leading to genetic variation.
Synonyms
  • Genetic recombination
  • Chromosomal crossing