Key differences, features, and comparative analysis of System and Female.
| System | Female | Male | Example |
|---|---|---|---|
| XX–XO | XX | XO (one X, no Y) | Grasshopper / many insects |
| XX–XY | XX (homogametic) | XY (heterogametic) | Humans, Drosophila |
| ZW–ZZ | ZW (heterogametic) | ZZ (homogametic) | Birds |
This comparison table is part of the chapter notes for Principles of Inheritance and Variation. Get complete notes, flashcards, active recall sheets, and test prep modes:
Stop wasting time re-reading passive notes. Retain 90%+ of NCERT Biology, Physics, and Chemistry facts with our proven active recall system.