Which prokaryotic group maps most closely to the chlorophyll

Which prokaryotic group maps most closely to the chlorophyll of plants on the phylogenetic tree? cyanobacteria planctomyces proteobacteria spirochetes

Solution

cyanobacteria maps most close to chlorophyll of plants as cyanobacteria contains chlorophyll and psycobillins though chlorophyllin them is a little different from that of eukaryotes ..... hope it helps