The evolution of conducting tubes (sieve tubes)in land plants and brown algae is an example of

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The evolution of similar structures like conducting tubes in land plants and brown algae, which do not share a recent common ancestor for this trait, is an example of homoplasy caused by convergence. This means that these structures evolved independently in response to similar environmental challenges or functional requirements, rather than being inherited from a common ancestor.

The Evolution of Conducting Tubes (Sieve Tubes)in Land Plants and Brown