Hantavirus
Some viruses lack the ability to replicate. These types of viruses often don't show symptoms in healthy people because they are not strong enough to cause illness.
They are rapidly spreading, easily transmitted from human to human, have the ability to mutate rapidly, and they usually spread in several waves before they die out.
Cholera can not cause pandemic today, unless there is some natural calamity. There were cholera pandemic in past, due to lack of knowledge about cholera and lack of hygiene.
No oovoo can not cause viruses.
Parasites can carry and transmit viruses, but they do not "cause" them.
Some can cause cancer. They are called oncogenic viruses.
While most viruses co-exist harmlessly in their host and cause no signs or symptoms of disease, many of the viruses do cause fever.
No, Clubpenguin is a safe site run by Disney that does not cause viruses.
Stress will not directly cause the coronavirus, but excessive stress does cause the body's immune system to weaken. A weakened immune system does not have the ability to fight off viruses like a strong one would.
Stress will not directly cause the coronavirus, but excessive stress does cause the body's immune system to weaken. A weakened immune system does not have the ability to fight off viruses like a strong one would.
It is difficult because viruses lack the ability to replicate themselves and theey lacks energy metabolism and other pathways that living things have. Viruses are totally depending on their host. If they want to replicate, they have to infect the host.
Because of their ability to undergo _____, viruses can rapidly evolve.