group, are the bacteria. There are several factors controllingВ abundance and bacterial
growth such that the decient or excessive concentrationВ of certain elements such as heavy
metals (HM), the most essential forВ bacterial growth. However, high concentrations of these
metals can be highlyВ toxic. One of the HM with the greatest impact on the environment is
Chromium, В which is commonly found in the form of chromates, dichromate, oxides and …