Which item is not associated with the phylum rhodophyta?

The correct answer is algin Explanation: How I know is because I just got the answer right.

Used to water and cool climates, probably not thick coated or fluffy. they most likely have thin coats and have to survive to find food. sorry if this wasn’t the answer you were looking for..: )

Amight be the answer

The item which is not associated with the phylum Rhodophyta is algin