How many of the following algae belong to the | vedclass

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(B) To identify the red algae (Rhodophyceae) from the given list:$1$. $Polysiphonia$: Red algae.$2$. $Gelidium$: Red algae.$3$. $Laminaria$: Brown alg

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$3$

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(B) To identify the red algae (Rhodophyceae) from the given list:$1$. $Polysiphonia$: Red algae.$2$. $Gelidium$: Red algae.$3$. $Laminaria$: Brown algae (Phaeophyceae).$4$. $Spirogyra$: Green algae (Chlorophyceae).$5$. $Porphyra$: Red algae.$6$. $Fucus$: Brown algae (Phaeophyceae).$7$. $Chlamydomonas$: Green algae (Chlorophyceae).$8$. $Polytrichum$: Bryophyte (not an alga).The red algae in the list are $Polysiphonia$,$Gelidium$,and $Porphyra$.Therefore,there are $3$ red algae in the given list.

How many of the following algae belong to the category of red algae?
Polysiphonia,Gelidium,Laminaria,Spirogyra,Porphyra,Fucus,Chlamydomonas,Polytrichum

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How many of the following algae belong to the category of red algae?Polysiphonia,Gelidium,Laminaria,Spirogyra,Porphyra,Fucus,Chlamydomonas,Polytrichum