Two major developments in vertebrate evolution were the appearance_______ and_______?

The Fishes MCQs for PPSC, FPSC, NTS, and Pakistan government job tests. Select an option below, then read the explanation.

PPSCFPSCNTSPakistan govt jobs
Subject
The Fisheszoology-mcqs › the-fishes
Published
5 Mar 2025
Last updated
28 May 2026

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Explanation

A. Jaws B. paired appendages C. Gills D. Both A,B

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