different between cyanobacteria vs diatoms

cyanobacteria

cyanobacteria From the web:

• what cyanobacteria do
• what cyanobacteria structure fixes nitrogen
• what cyanobacteria eats
• what cyanobacteria contain heterocysts
• what cyanobacteria belong to
• what cyanobacteria waste
• cyanobacteria what does it do
• cyanobacteria what does it do to humans

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diatoms

diatoms From the web:

• what diatoms eat
• diatoms what are they
• diatoms what they eat
• diatoms what phylum
• diatoms what does it do
• what eats diatoms reef tank
• what is diatoms in biology
• what are diatoms made of