XO type of sex determination can be found in :

1. Monkeys

2. Drosophila

3. Birds

4. Grasshoppers

Doubtly Asked 30 Oct 2026 NEET UG 2022 Practice test neet Save WhatsApp Report

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Answer: 4. Grasshoppers

XO sex determination (male has one X, female XX) is found in grasshoppers. Monkeys and Drosophila have XY males, and birds have ZW females.

Doubtly AI · 30 Oct 2026 AI-generated · not yet verified Report

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