Ground my dude! wanna know how I know! I checked the other answers on the other one :)
Answer:
Cell Bacteria Virus
Explanation:
Assuming it means Eukaryotic cells, they are larger than bacteria. Viruses are smaller than bacteria.
Most closely related to the Otariidae
Answer:
They are used as an indicator organism for pathogenic bacteria.
Explanation:
Coliforms are bacteria found in digestive tract of animals and humans. They are non-pathogenic, easy to culture and are used as an alternative indirect testing for presence of other microorganisms. Coliforms thrive in exact environmental conditions like other pathogenic bacteria, thus often used to indicate whether they are bacteria found in drinking water and swimming pools that might end up causing infections.
Therefore the existence of coliforms in water easily indicates feacal contamination.
