Spirogyra differs from moss-protonema in having _____?

اسپیروجیرا _____ رکھنے میں ماس-پروٹونیما سے مختلف ہے؟

Pyrenoids

Discoloid chloroplasts

Rhizoidal branches

None of these

Spirogyra has pyrenoids, which are structures in its chloroplasts that store starch and aid in photosynthesis.

Moss protonema lacks pyrenoids; instead, it has a filamentous structure that helps in the early growth stage of moss.