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Viruses have a great tendency to mutate i.e. change their genetic make up.

Therefore medicines cannot attack certain viruses as they do not affect them as many of the medicines are developed to kill viruses with a particular set of genes.The genes of viruses keep changing and therefore medicines are worthless.

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Why are virus not curable?

Viruses are difficult to cure because they invade host cells to replicate, making it challenging to target them without harming the host cells. Additionally, viruses can mutate quickly, leading to the development of resistance against treatments. This complexity makes it challenging to develop a universal cure for all viruses.


Do viruses grow or develop in a host organism?

Viruses do not grow or develop in a host organism like bacteria do. Instead, they replicate by hijacking the host cell's machinery to make more virus particles.


How do viruses grow and develop over time?

Viruses grow and develop by infecting host cells and using their machinery to replicate. They can mutate and evolve over time, leading to new strains and variations.


How do viruses adapt?

Viruses can adapt through mutations in their genetic material, allowing them to evolve and develop new characteristics. This can occur during replication inside host cells or through recombination with other viruses. Adaptation enables viruses to overcome immune responses, change host range, or develop resistance to antiviral treatments.


Why are viral infections more difficult to treat than bacterial infections?

That is a difficult one. It depends on the virus and the bacteria. Most viruses cause self-limiting diseases, that are treated with supportive measurements. Other viruses, such as Influenza, Cytomegalovirus and Herpes, and HIV, can be treated with specific drugs. There are different drugs that treat different types of bacteria, with more or less success. But remember that viruses and bacteria are live organisms, and they can and do develop resistance to the drugs that kill them. Even more, bacteria can even pass on the learned resistance to other bacteria.

Related Questions

Why is it much harder to develop medicines that kill viruses?

because there are may different type of viruses, some of the medicines don't effect it


Why antibiotics are ineffective against viral disease?

Antibiotics are only for bacteria. Viruses need antiviral medicines.


Why are virus not curable?

Viruses are difficult to cure because they invade host cells to replicate, making it challenging to target them without harming the host cells. Additionally, viruses can mutate quickly, leading to the development of resistance against treatments. This complexity makes it challenging to develop a universal cure for all viruses.


Is it difficult to develop vaccine against viruses because a virus can change its genetic code?

No, its because they are so adapted and any attempt to vaccinate them just sort of "upgrades them" So they become immune to that certain vaccine


Why is microscope an important tool for studying cells and entire organisms?

If we didn't have the microscope, then we would never have known about viruses, we wouldn't have been able to develop medicines for the sicknesses either.


What are antibiotics and what are they used for?

Antibiotics are medicines that cure infections. They have no effect on viruses.


Why it is difficult to isolate drugs effective against eukaryotic microorganisms and viruses?

To find defenses against a eukaryotic microorganism is difficult because we are eukaryotic organisms and any attack on the cell of the microorganism can be an attack against our own cells. This requires a subtle approach. Viruses have no metabolism, are not really living and do not reproduce without a host. So, they leave little open to attack in their simplicity.


Why is the microscope an important tool for studying cells and entire organisms?

If we didn't have the microscope, then we would never have known about viruses, we wouldn't have been able to develop medicines for the sicknesses either.


Are there vaccines against parasites?

Vaccines against parasites are limited compared to vaccines against viruses and bacteria. Some examples include vaccines against malaria, such as Mosquirix. Research is ongoing to develop more vaccines against parasitic infections like hookworms and schistosomiasis.


Can anti sickness medicines kill flu viruses and cold?

Yes. They kill flu viruses, sickness and cold so they can protecting you from getting sick.


What kingdown do most plants and animals belong to when difficult to classify?

lichens, corals, viruses, corals, viruses and carnivourous plants are difficult to classify :)


How is bacteria becoming immune to medications?

Bacteria are one of the simplest organisms, a little evolved from viruses and just like viruses, they can also mutate and become resistant to human medicines.