A) Sargassum
B) Ectocarpus
C) Ulothrix
D) Spirogyra
Correct Answer: D
Solution :
[d] Isogamy with non-flagellated of gametes is seen is Spirogyra can reproduce both by sexual and asexual (vegetative) means. |
They reproduce sexually by conjugation in which two non-flagellated morphologically similar but physiologically different gemetes (isogamous) fuse together. One filament acts as male like gamete and passes through the conjugation tube of another filament which acts as female like gamete. |
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