<Table> <Tr> <Td> </Td> <Td> This article's lead section may not adequately summarize its contents . To comply with Wikipedia's lead section guidelines, please consider modifying the lead to provide an accessible overview of the article's key points in such a way that it can stand on its own as a concise version of the article . (discuss). (June 2016) </Td> </Tr> </Table> <Tr> <Td> </Td> <Td> This article's lead section may not adequately summarize its contents . To comply with Wikipedia's lead section guidelines, please consider modifying the lead to provide an accessible overview of the article's key points in such a way that it can stand on its own as a concise version of the article . (discuss). (June 2016) </Td> </Tr> <Table> <Tr> <Th_colspan="2"> Cyanobacteria Temporal range: 3500--0Ma Had'n Archean Proterozoic Pha . </Th> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Td_colspan="2"> Tolypothrix sp . </Td> </Tr> <Tr> <Th_colspan="2"> Scientific classification </Th> </Tr> <Tr> <Td> Domain: </Td> <Td> Bacteria </Td> </Tr> <Tr> <Td> Kingdom: </Td> <Td> Eubacteria </Td> </Tr> <Tr> <Td> Phylum: </Td> <Td> Cyanobacteria Stanier, 1973 </Td> </Tr> <Tr> <Th_colspan="2"> Orders </Th> </Tr> <Tr> <Td_colspan="2"> <P> As of 2014 the taxonomy was under revision </P> <Ul> <Li> Chroococcales </Li> <Li> Chroococcidiopsidales </Li> <Li> Gloeobacterales </Li> <Li> Nostocales </Li> <Li> Oscillatoriales </Li> <Li> Pleurocapsales </Li> <Li> Spirulinales </Li> <Li> Synechococcales </Li> <Li> Incertae sedis <Ul> <Li> † Gunflintia </Li> </Ul> </Li> </Ul> </Td> </Tr> <Tr> <Th_colspan="2"> Synonyms </Th> </Tr> <Tr> <Td_colspan="2"> <Ul> <Li> Myxophyceae Wallroth, 1833 </Li> <Li> Phycochromaceae Rabenhorst, 1865 </Li> <Li> Cyanophyceae Sachs, 1874 </Li> <Li> Schizophyceae Cohn, 1879 </Li> <Li> Cyanophyta Steinecke, 1931 </Li> <Li> Oxyphotobacteria Gibbons & Murray, 1978 </Li> </Ul> </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Cyanobacteria Temporal range: 3500--0Ma Had'n Archean Proterozoic Pha . </Th> </Tr>

How are cyanobacteria able to photosynthesize without chloroplasts