In Bryophytes,the structure responsible for s | vedclass

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(D) In $Bryophytes$,spore dispersal is facilitated by specialized structures that respond to changes in humidity.$1$. $Elaters$ are hygroscopic,spindl

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All of the above

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(D) In $Bryophytes$,spore dispersal is facilitated by specialized structures that respond to changes in humidity.$1$. $Elaters$ are hygroscopic,spindle-shaped cells found in the capsule of liverworts (e.g.,$Marchantia$) that help in spore dispersal.$2$. $Pseudo-elaters$ are found in hornworts (e.g.,$Anthoceros$) and perform a similar function.$3$. $Peristome$ $teeth$ are specialized structures located at the mouth of the capsule in mosses (e.g.,$Funaria$) that regulate the release of spores based on moisture levels.Since all these structures are involved in spore dispersal in different groups of $Bryophytes$,the correct answer is $D$.

In $Bryophytes$,the structure responsible for spore dispersal is known as:

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