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Sucker fish and shark live in close asso...

Sucker fish and shark live in close association is a classic example of commensalism. What is commenselism?

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### Step-by-Step Solution: 1. **Definition of Commensalism**: Commensalism is a type of symbiotic relationship between two different species where one species benefits while the other is neither helped nor harmed. 2. **Example of Commensalism**: The relationship between sucker fish and sharks serves as a classic example of commensalism. In this interaction, the sucker fish attaches itself to the shark. 3. **Mechanism of Interaction**: The sucker fish, scientifically known as *Echeneis*, uses a modified dorsal fin to attach to the underside of the shark. This allows the sucker fish to travel with the shark. ...
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