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In every organism, there are differences between individuals. For example, hair color in humans. Bacteria and viruses, being so small, mutate much quicker than humans. One of the individual traits of a virus or bacteria can be resistance to a drug or antibiotic. So as the drug is used, the organisms without the resistance die off while the resistant individuals live. The resistant individuals reproduce, and pass on this resistance to their offspring. Thus, the population increases once again, but this time, all the organisms have the resistance. This is shown clearly with the antibiotics we use, which only stay effective for fighting diseases for 20 to 60 years. After this time, most of the bacteria has mutated to be resistant to the antibiotic, and so will no longer be killed by it.

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How many species are included in the genus of bacteria Listeria?

The species called Listeria currently contains eight different species of bacteria. The bacteria species that are included in the genus of Listeria are considered to be highly infectious and deadly to humans.


Which is more dangerous a virus or bacteria?

Both viruses and bacteria can be dangerous, but viruses are generally considered more dangerous because they depend on host cells to reproduce, making them harder to control and eliminate. Bacteria can be treated with antibiotics, while most viral infections require supportive care and antiviral medications.


Are all virus' deadly?

No, not all viruses are deadly. Some viruses cause mild illnesses like the common cold, while others can be severe and potentially life-threatening. The severity of a virus depends on various factors such as the individual's immune system and how easily the virus spreads.


What are some deadly viruses that you can find in the human body?

Some deadly viruses that can be found in the human body include Ebola virus, yellow fever virus, Zika virus, and human immunodeficiency virus (HIV). These viruses can cause severe illness and even death if left untreated.


Why are dog fleas more successful parasites than bacteria that cause deadly disease?

Dog fleas are more successful parasites than deadly bacteria because they have adapted well to living on their host and reproducing rapidly. Fleas have evolved specific structures to help them feed on blood and move efficiently between hosts. In comparison, bacteria that cause deadly diseases often require specific conditions to survive and reproduce, making them less capable of widespread transmission.

Related Questions

Are there any deadly species of the air?

yes. because bacteria is in the air


How many species are included in the genus of bacteria Listeria?

The species called Listeria currently contains eight different species of bacteria. The bacteria species that are included in the genus of Listeria are considered to be highly infectious and deadly to humans.


Is a virus bigger or smaller than bacteria?

Bacteria and viruses can breed. i.e. When bacteria breeds, they form large colonies visible to the naked eye When viruses breed, they become more deadly or mutate but are still virtually invisible to the naked eye.


What are the top ten deadly bacteria?

well i can only answer 3 naminia,hiv.aids WRONG. HIV/AIDs are viruses not bacteria. Dunno about the other one.. The deadliest bacteria, however, is Clostridium botulinum, or the bacteria used in botox.


What are the effect of bacilli viruses?

Bacilli viruses are simply viruses that have a rod-like shape to them. Recently, one of the bacilli viruses has become very famous; Bacillus anthracis which is a bacterium that is commonly known anthrax. This deadly bacteria is dangerous because of its ability to produce endospores which is how bacteria protect themselves, giving them a longer life. Many bio-weapons use bacilli viruses and these can kill humans in various ways.


Which is more dangerous a virus or bacteria?

Both viruses and bacteria can be dangerous, but viruses are generally considered more dangerous because they depend on host cells to reproduce, making them harder to control and eliminate. Bacteria can be treated with antibiotics, while most viral infections require supportive care and antiviral medications.


Which is the deadly disease caused by viruses?

The deadly disease caused by virus is CANCER.


What are the causes of brucellosis?

The disease is caused by several different species of parasitic bacteria of the genus Brucella. B. abortus is found in cattle and can cause cows to abort their fetuses. B. suis is most often found in hogs and is more deadly when.


Is exocytosis a bacteria that can become deadly?

No, exocytosis is not a bacteria. Exocytosis is a cellular process where cells release substances outside the cell by fusing membrane-bound vesicles with the cell membrane. It is not a living organism and therefore cannot become deadly.


Are bacteria more harmful than virus?

No. Actually, it would be more accurate to say that you really can't compare the two; some bacteria and some viruses are harmless, some of each will make you sick, and some of each are deadly.


How can you use the word pathogenic in a sentence?

If you do not seal a tin can correctly it can contain Pathogens, or deadly bacteria thatcan shut down the nervous system.


What kind of pathogen cause cholera?

The type of pathogen that causes cholera is bacteria... one called Vibrio Cholerae (V. Cholerae). It's a gram-negative thingamajig - no idea what that is, sadly.