Streptococcus pneumoniae, or pneumococcus, is a Gram-positive, alpha-hemolytic, aerotolerant anaerobic member of the genus Streptococcus.
Aspergillus niger is a fungus and one of the most common species of the genus Aspergillus. It causes a disease called black mold on certain fruits and vegetables such as gra...pes, onions, and peanuts, and is a common contaminant of food. It is ubiquitous in soil and is commonly reported from indoor environments, where its black colonies can be confused with those of Stachybotrys (species of which have also been called "black mould").
Photograph of a microtiter plate containing Escherichia coli batch cultures at different growth phases, expressing either the flavin mononucleotide (FMN)-binding fluorescent protein (FbFP) or the yellow fluorescent protein (YFP)