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Top-shaped multiciliate male gametes, and the mature seed which bears only one embryo with two cotyledons, are characteristic features of
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- Cycads
- Conifers
- Polypetalous angiosperms
- Gamopetalous angiosperms
Correct Option: A
Cycads is a group of gymnosperms which have top shaped multiciliated male gametes and each mature seed of these plants contain one embryo and two cotyledons e.g., Cycas.