Viruses have a definite impact on the economy. When illness strikes, the workforce is impacted as people call in sick and decrease the number of people working. Viruses also can cause death, and if people in an area are concerned about catching a virus, they may cause the local economy to slow down as people stay home to avoid getting sick.
they are agents of pollination.
Yes, many viruses cause disease.
because the viruses tear down your system and makes your body build antibodies
Anti-viruses are very important, as they protect your computer from MOST (not all) viruses and other malicious programs.
Viruses have positive and negative economic importance. On the negative side, viruses cause loss of productivity as well as loss of plants and animals. On the positive side, viruses have been engineered to destroy pests which attack crops. Viruses which attack bacteria have also been used to protect plants and animals from disease.
The red sea has been a shipping route since the ancient times. :) hope that helps.
-to isolate and identify viruses in clinical specimens -prepare viruses for vaccines -to research in detail the viral structures, multiplication cycles, genetics, and effects on the host cells
"economical" has no comparative or superlative form. You would say "more economical" or "most economical."
Knowledge, the information, the generic prescriptions will give the patients and the general public the opportunity to select the most economical equivalent to what is prescribed to them.
They have a fair economical condition, or they have a hard economical condition. It's missing an adjective for the noun 'economical.' When "economical" is used as a preposition it is correct to say : They have an economical condition, with the meaning of profitable.
Aphids attack a number of crops and are vectors of many viruses attacking sweetpotato and other crops.
Exposure to ultraviolet ray would cause mutations of genetic materials,cause skin rashes and cancer_that is the major economical importance