English Explanatory Dictionary

ZW system

English dictionary entry

Meanings

name
  1. A system for characterizing the sex of certain animals, such as butterflies and Komodo dragons, in which males have two of the same kind of sex cell (ZZ) and females have two distinct sex cells (ZW).

Word forms

ZW system ZZ-ZW system

Related words

XY system X0 system
This entry uses open data from Wiktionary (CC BY-SA/GFDL). Word forms are used for search and are not indexed as separate pages.
Back to search All on Z Russian dictionary Dahl dictionary