Assertion: chloroplast's chlorophyll b | /r/SimilarTo | cyanobacteria
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Source sentences:
text: The red algae (Rhodophyceae) are similar to green algae except that they contain phycobilisomes as major light-harvesting complexes attached to the surface of thylakoid membranes and do not contain chlorophyll b, which is similar to cyanobacteria.