The heart shaped fern prothallus is _________

Gametophyte

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Sporophyte

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Saprophyte

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Gamete

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Solution

The correct option is A Gametophyte
The heart-shaped prothallus is the characteristic feature of ferns and mainly belong to Polypodiaceae. They show polarity and dorsoventrally. The prothallus contains both the antheridia and archegonia which are embedded in the prothallus. Since it forms the male and female gametes the prothallus -is considered as the gametophyte.

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