Question:
The type of dentition found in vertebrates that lack a renal portal system
The type of dentition found in vertebrates that lack a renal portal system
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Mammals: Thecodont + Heterodont + Diphyodont; no renal portal system. Reptiles often have renal portal systems.
Updated On: Jun 3, 2025
- Thecodont, homodont, polyphyodont
- Acrodont, homodont, diphyodont
- Thecodont, heterodont, diphyodont
- Pleurodont, heterodont, polyphyodont
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The Correct Option is C
Solution and Explanation
Mammals, which lack a renal portal system, exhibit:
- Thecodont dentition: teeth embedded in sockets,
- Heterodont dentition: different types of teeth (incisors, canines, molars),
- Diphyodont dentition: two sets of teeth in a lifetime.
- Thecodont dentition: teeth embedded in sockets,
- Heterodont dentition: different types of teeth (incisors, canines, molars),
- Diphyodont dentition: two sets of teeth in a lifetime.
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