The membrane filtration method for water quality assays, in essence, utilizes a membrane to run water over that is then placed on growth media.  Following incubation, growth is determined for quality of water in terms of levels of bacterial growth.

Biofilms are of a substantial concern in medicine especially in regards to catheters.

Endocytosis, exocytosis, and pinocytosis are part of passive transport.

Is agar digestible by bacteria?

Most bacteria are chemoautotrophs.

Ecological interactions may be symbiotic

A biological molecule class includes carbohydrates.

The three domains of life are eukarya, bacteria, and animalia

Metabolism is used to denote the chemical pathways/ functions of a cell.

A zoonotic disease is?