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Because they have mutated to be able to infect hosts that can be used for the energy and materials needed for the virus to be reproduced. They are constantly mutating, and that allows them to adjust to any changes in environment or hosts so that they can survive.

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Can a virus survive a human gastrointestinal tract?

Some viruses can survive passage through the gastrointestinal tract due to their ability to resist stomach acid and bile salts. However, many viruses are not able to survive this harsh environment and are inactivated before they can infect cells in the intestines.


What group thrives in extreme heat and acidic environments?

Thermophiles, which are organisms that thrive in extreme heat, and acidophiles, which are organisms that thrive in acidic environments, are known to adapt and thrive in such conditions. These extremophiles have unique adaptations that allow them to survive and even thrive in environments that would be inhospitable to most other life forms.


What is it called when an organism reacts to its surroundings?

It is called a response. Organisms react to their surroundings in order to survive and thrive in their environment.


What are the examples of extermophiles?

Examples of extremophiles include thermophiles that thrive at high temperatures, psychrophiles that survive in extremely cold environments, acidophiles that can tolerate acidic conditions, alkaliphiles that thrive in alkaline environments, and halophiles that live in highly saline habitats.


Why would it not be advantageous for a virus to kill its host?

It would not be advantageous for a virus to kill its host because if the host dies, the virus would also die since it needs the host to replicate and spread. It is more beneficial for a virus to keep the host alive so it can continue to infect other individuals.

Related Questions

How long can the hepatitus virus survive without a human host?

any virus needs a source of energyl to thrive and dies withing munits in abscense of such source. dirty hands-to-food, sharing the flatware is enough.


Can a labrador survive on vegetarian food?

Not just survive, but thrive.


Which animal adapts to their environment in order to survive and thrive?

One animal that adapts to its environment in order to survive and thrive is the chameleon.


Does moss need sunlight to survive and thrive?

Yes, moss does need sunlight to survive and thrive. Sunlight is essential for moss to photosynthesize and grow. Without sunlight, moss may struggle to survive and may not thrive as well.


Can HIV virus survive in hot water?

HIV virus can not survive in hot water.


What are synonyms of thrive?

Survive, effort, toil.


Do plants need soil to thrive and survive?

yes


What are the release dates for Life - Part 2 2007 Survive and Thrive?

Life - Part 2 2007 Survive and Thrive was released on: USA: 12 November 2009


What does a virus have to be inside to survive?

host


What rhymes with survive and is a simple word?

The word 'alive' rhymes with 'survive' and is a simple word.


Can sunflowers survive winter and continue to thrive in colder temperatures?

Sunflowers are typically annual plants that do not survive the winter. They thrive in warm temperatures and are not well-suited for colder climates.


Does moss need light to survive and thrive?

Yes, moss does need light to survive and thrive. Light is essential for moss to carry out photosynthesis, a process that allows it to produce food and grow. Without sufficient light, moss may struggle to survive and may not thrive as well as it would with adequate light.