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Bacteria

Bacteria are a large domain of single-celled, prokaryote microorganisms. Typically a few micrometres in length, bacteria have a wide range of shapes, ranging from spheres to rods and spirals.

500 Questions

Can a bacterial infection cause failed drug test?

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Asked by Wiki User

No, a bacterial infection cannot cause a failed drug test. Drug tests are designed to detect specific drugs or their metabolites in the body, not bacterial infections. However, certain medications used to treat bacterial infections might lead to false positives on drug tests.

How much bacteria gets killed from steam?

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Asked by Wiki User

The amount of bacteria killed by steam depends on various factors such as temperature, exposure time, and bacterial species. Steam can be an effective method for killing bacteria as the heat can denature and destroy proteins essential for bacterial survival. However, some heat-resistant bacteria may require higher temperatures or longer exposure times to be effectively killed by steam.

What do you think each of the two environmental factors you listed above are doing to cause the gentically transformed bacteria to turn green?

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Asked by Wiki User

Based on the limited information provided, it is difficult to determine the environmental factors mentioned or their specific impacts on the genetically transformed bacteria turning green. However, environmental factors such as exposure to certain chemicals or stressors, changes in temperature or pH levels, or the presence of specific nutrients can potentially affect gene expression or enzyme activity, leading to the green coloration. Further details about the environmental factors would be necessary to provide a more accurate explanation.

Why do bacteria spread easily?

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Asked by Wiki User

Bacteria spread easily due to their small size and ability to produce large numbers through rapid reproduction. They can be transmitted through various routes such as direct contact, airborne droplets, contaminated food or water, and even through arthropod vectors. Additionally, some bacteria have adaptations that help them survive in different environments and resist the body's immune defenses, further facilitating their spread.

What store have pocket bac anti-bacterial hand gel?

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Asked by Wiki User

PocketBac anti-bacterial hand gel can typically be found at Bath & Body Works stores. However, it is always a good idea to check with your local store or their website to ensure they have it in stock before making a trip.

What protection of the sperm against bacteria is the function of?

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Asked by Wiki User

The protection of sperm against bacteria is primarily the function of the seminal plasma, which is the fluid that makes up most of the ejaculate. The seminal plasma contains antibacterial substances such as enzymes, antimicrobial peptides, and immunoglobulins, which help to inhibit the growth and activity of bacteria. Additionally, the acidic pH of the vagina also provides a natural barrier against bacterial infections.

What type of condition will support the rapid multiplication of bacteria?

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Asked by Wiki User

A condition that provides an ideal environment for bacterial growth, such as warm temperatures, high humidity, and a plentiful nutrient supply, can support the rapid multiplication of bacteria. Additionally, conditions that inhibit or prevent the action of certain bacteria-killing agents, such as antibiotics or disinfectants, can also contribute to their rapid multiplication.

Which municipal waste treatment phase uses aerobic bacteria to decompose and digest waste solids?

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Asked by Wiki User

The municipal waste treatment phase that uses aerobic bacteria to decompose and digest waste solids is called the biological process or the activated sludge process. In this process, wastewater is mixed with bacteria-rich sludge in an aerated tank, creating an oxygen-rich environment that promotes the growth of aerobic bacteria. These bacteria break down and digest the organic matter in the waste solids, resulting in the purification of the wastewater.

How are immunocompromised patients affected by the C.fetus subtype of Campylobacter?

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Asked by GaleEncyofMedicine

Immunocompromised patients are more susceptible to severe illness from the C.fetus subtype of Campylobacter infection. They may experience more severe symptoms, longer duration of illness, and have a higher risk of complications such as bloodstream infection (bacteremia) or organ infection (disseminated infection). Prompt medical attention and appropriate treatment are important for immunocompromised individuals with C.fetus infection.

What are the four Main conditions bacteria need to survive and multiply?

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Asked by Wiki User

The four main conditions bacteria need to survive and multiply are a suitable temperature range, a source of nutrients, moisture, and an appropriate pH level. Bacteria can thrive within a specific temperature range, typically between 4°C and 60°C. They also require nutrients such as carbohydrates, proteins, or lipids, which can be obtained from organic matter. Moisture is crucial for bacterial growth, as it allows for nutrient intake and waste removal. Lastly, bacteria prefer a specific pH range to ensure optimal enzymatic activity and cellular processes.

Which part of the em spectrum can be used to kill bacteria?

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Asked by Wiki User

Ultraviolet (UV) radiation, specifically UVC light, can be used to kill bacteria. UVC light has a short wavelength and high energy, which damages the DNA and RNA of bacteria, preventing their growth and reproduction. This property makes UVC light an effective tool for disinfection purposes.

Which one of the following may be contaminated with harmful bacteria raw meat uht cream cooked rice pasteurised milk?

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Asked by Wiki User

Raw meat may be contaminated with harmful bacteria, such as Salmonella or E. coli. These bacteria can cause foodborne illnesses if the meat is not handled or cooked properly. It is important to cook raw meat thoroughly to kill any potential bacteria before consuming it.

What is the process of heating food to a temperature that kills most harmful bacteria but causes little change to the foods taste?

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Asked by Wiki User

The process you are referring to is called pasteurization. It involves heating food to a specific temperature for a set period of time to kill harmful bacteria while minimizing changes to the taste of the food. This method is commonly used for items like milk and juice to make them safe for consumption while preserving their flavor and quality.

Some bacteria can survive extended periods of very harsh conditions by forming?

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Asked by Wiki User

endospores. Endospores are dormant structures with thick protective layers that allow bacteria to withstand extreme temperatures, desiccation, and exposure to chemicals and radiation. When conditions become more favorable, endospores can germinate and the bacteria can resume their normal metabolic activities.

How can bacteria reproduce by fission?

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Asked by Wiki User

Bacteria reproduce by a process called binary fission, where a single bacterium divides into two identical daughter cells. During fission, the bacterial chromosome replicates, and the two copies move to opposite ends of the cell. Then, the cell elongates, and a septum forms in the middle, dividing the cell into two. Finally, the cell membrane pinches inwards, resulting in the formation of two independent daughter cells.

Why are cultural and biochemical characteristics so important for assigning bacteria to a taxonomic group?

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Asked by Wiki User

Cultural and biochemical characteristics are important for assigning bacteria to a taxonomic group because they provide valuable information about the physiology and genetic makeup of the bacteria. Cultural characteristics, such as growth requirements and appearance on agar media, can help distinguish between different bacterial species. Biochemical characteristics, such as metabolic capabilities and enzyme production, can provide insights into the biochemical pathways and metabolic capabilities of the bacteria. These characteristics are essential for the accurate classification and identification of bacteria within taxonomic groups.

What can occur if bacterial meningitis is not treated?

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Asked by Wiki User

If bacterial meningitis is not treated, it can lead to serious complications and even be fatal. These complications can include brain damage, hearing loss, seizures, and problems with the nervous system. Timely treatment with antibiotics is crucial to prevent these complications.

What bacteria is needed to carry out their life function?

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Asked by Wiki User

Different bacteria have different life functions, but some common functions that bacteria require for survival include obtaining nutrients through various metabolic processes (such as breaking down organic matter or photosynthesis), reproducing through binary fission, and maintaining homeostasis by regulating their internal environment. Additionally, some bacteria require specific conditions such as oxygen availability or specific temperatures to carry out their life functions.

Can some insects see bacteria?

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Asked by Wiki User

While it is frequently quite acute, the resolving power of insects' compound eyes is insufficient to resolve an individual bacterium, which would be microscopic; there is little if any selective pressure for "microscopic vision" in the animal kingdom.

It's easily conceivable that a bug would be able to see a large bacterial colony which had multiplied sufficiently and grown in size to a macrocopic scale; indeed some arthropods actually feed on biofilms containing bacteria.

How bacteria are beneficial to animals?

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Asked by Wiki User

Let's just put it this way, animals can't live without bacteria. I know that sounds crazy, but there are different kinds of bacteria. The kind that you and I think about a lot are hetatroph bacteria. They cause us to get sick. Autotroph bacteria on the other hand live in you and me inside our intestines. They also live in animals. If we and they didn't have them, we'd die. Hope this helps!

How is lactic acid bacteria used in soy sauce?

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Asked by Wiki User

Lactic Acid...... this adds flavour....

What are the sources associated with listeria monocytogenes?

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Asked by Wiki User

Plants and vegetables. Farm animals may also carry Listeria and contaminate foods like meats and dairy products. It can survive and sometimes grow on foods being stored in the refrigerator.
see the related link below for more information

www. Listeriamonocytogenesinfectdairyr.org

What bacteria starts with the letter B?

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Asked by Wiki User

Gardnerella vaginalis is a bacterium. It begins with the letter G.

Do newspapers carry germs?

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Asked by Wiki User

as a matter a fact newspapers carry over millions of germs techinally paper comes from trees and during the process of printing there's germs present newspapers travel everywhere and illinois valley college made clinical studies prove one newspaper has over 1.3 million germs