The heart-shaped prothallus of a fern bears:

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(C) In ferns,the gametophyte stage is represented by a small,free-living,photosynthetic,heart-shaped structure called a prothallus.This prothallus is

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Bisexual (both male and female sex organs)

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(C) In ferns,the gametophyte stage is represented by a small,free-living,photosynthetic,heart-shaped structure called a prothallus.This prothallus is monoecious,meaning it bears both male sex organs (antheridia) and female sex organs (archegonia) on the same plant body.Therefore,the prothallus is bisexual.

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