| 11. | Deployed apical hooks combine with apical hooks and flagella of other spermatozoa.
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| 12. | There are no species that have flagella or flagellated stages of life.
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| 13. | As mentioned above, the needle complex shares similarities with bacterial flagella.
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| 14. | They are motile by flagella, the cells are rod-shaped.
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| 15. | As a result, flagella with different structures are assembled.
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| 16. | T . celer " utilizes a monopolar polytrichous flagella for movement.
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| 17. | Four flagella are inserted at each end of the cells.
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| 18. | They are oval with two short flagella inserted in a subapical pocket.
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| 19. | All species are flagella or pseudopods are present only in certain gamete stages.
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| 20. | Longitudinal section through the flagella area in " Chlamydomonas reinhardtii ".
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