The antherozoids of Dryopteris are .......

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(D) Dryopteris is a genus of ferns belonging to the class Pteridopsida. In ferns,the male gametes,known as antherozoids,are spirally coiled and multif

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Multiflagellate

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(D) Dryopteris is a genus of ferns belonging to the class Pteridopsida. In ferns,the male gametes,known as antherozoids,are spirally coiled and multiflagellate. These flagella help the antherozoids swim in a film of water to reach the archegonia for fertilization. Therefore,the correct option is $D$.

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