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Question 19

From Biology HL Paper 1 (May 2024, TZ2)

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  1. The dichotomous key shows general features of four vertebrate classes. Which letter identifies most fish?
A dichotomous key showing features of vertebrates, leading to options A, B, C, and D.
A dichotomous key showing features of vertebrates, leading to options A, B, C, and D.

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