This warning was most likely issued to prevent people from bringing SARS to the USA when they come back from visiting the countries. So the answer is pretty much to stop the spread
Anopheles mosquito is one of the best known deadliest mosquitoes. A mosquito carries a wide variety of potentially deadly diseases, including malaria, West Nile Virus, Rift Valley Fever, Yellow Fever, lymphatic filariasis and encephalitis, which are among some of the deadliest plagues in history.
Answer: Uncertainty
Explanation:
The principle of science used here is uncertainty. The various doctors attributed their sickness to hookworm gotten from cat and dogs but the uncertainty here is that it wasn't described they had access to the water because they were disappointed by the feces of dogs and cat found around, and how they all got the same rashes at the same time is questionable
Waterborne<span> diseases are conditions caused by </span>pathogenic<span> micro-organisms that are </span>transmitted<span> in water, the d</span>isease can<span> be spread while bathing, washing or drinking water, or by eating food exposed </span>to <span>infected water</span>
Answer:
The eye receives oxygen through the aqueous. Its function is to nourish the cornea, iris, and lens by carrying nutrients,
it removes waste products excreted from the lens, and maintain intraocular pressure and
it maintains the shape of the eye.
This gives the eye its shape.
It must be clear to function properly.
