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Why do viruses and bacteria attack humans?

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Nadia Heidenreich

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Q: Why do viruses and bacteria attack humans?
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What types of organisms does bacteriophage attack?

Bacteriophages are viruses that infect the cells of bacteria. For this reason they are commonly used as alternatives for antibiotics in some countries.


Bacteriophages are viruses that attack and destroy?

bacteria


Do bacteria viruses attack and destroy other viruses?

No. A virus must attack a cellular life form in order to survive.


What can bacteria do that viruses cannot?

Bacteria can attack and kill cells. White blood cells can kill bacteria.


Why are there no helpful viruses?

That is certainly not true. There are for example viruses that routinely wipe out almost the entire tentworm population. There are others that attack bacteria. Some viruses attack cancers!


How can viruses be helpful?

Viruses that are harmless to humans can be used to infect bacteria or other pests eg rabbits


Why are antibiotics unhelpful for fighting a common cold?

B. Colds are caused by viruses, and antibiotics only kill bacteria


Give you a sentence for bacteriophage?

Groups of viruses that attack a certain pack of bacteria.


What is the best known bacteriophage and what virus does it attack?

Bacteriophages ARE viruses that attack bacteria, making this question invalid. But if they meant to say "what bacteria does it attack?" then I would say T4 and E. Coli


How can some viruses be helpful?

Some viruses target bacteria or fungi, which can be harmful to humans. These viruses are called "bacteriophages" or sometimes just "phages".


How do bacterium and viruses affect the body?

Bacteria and viruses attack the body. Each type of bacteria and virus attack different areas of the body. Also, there are many different ways of gaining access to the body. They attack the body by trying to shut down a certain system, which without your immune system, would kill you. Bacteria and viruses evolve. However, viruses aren't presently categorized as living organisms.


What purpose do the antibodies in the blood serve?

they attack bacteria and viruses that make us sick