Bacteria: Chromosome
Function: Genetic material of cell
Bacteria: Ribosomes
Function: Sites of translation (protein synthesis)
A model organism is a species that has been widely studied to understand a particular biological phenomena, normally used because they are easy to breed and maintain in a laboratory setting and has certain experimental advantage.
The criteria that Thomas hunt Morgan was looking for include; the model organism should be small in size, easy to keep in the laboratory and also able to produce large number of off springs in a short time.
Answer: During the Cambrian Explosion of Animal Life
local municipalities have to the FDA with the responsibility that bottled water companies have. Local have to test their water supply daily and report to the FDA monthly. Bottled water comapnies do not have to report anything to the FDA.