do anaerobic bacteria require oxygen to live?
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An anaerobic organism or anaerobe is any organism that does not require oxygen for growth. It may react negatively or even die if free oxygen is present. In contrast, an aerobic organism (aerobe) is an organism that requires an oxygenated environment.
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What is the main difference between aerobic respiration and anaerobic respiration? Aerobic respiration requires oxygen to proceed, but anaerobic respiration does not. How many ATP are generated in the electron transport chain? You just studied 15 terms!
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In an anaerobic system there is an absence of gaseous oxygen. In an anaerobic digester, gaseous oxygen is prevented from entering the system through physical containment in sealed tanks. ... In an aerobic system, such as composting, the microorganisms access free, gaseous oxygen directly from the surrounding atmosphere.
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Anaerobic respiration is a type of respiration where oxygen is not used; instead, organic or inorganic molecules are used as final electron acceptors. Fermentation includes processes that use an organic molecule to regenerate NAD+ from NADH.
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Strictly anaerobic bacteria lacks all enzymes which metabolize hydrogen peroxide and superoxide radicals. ... Aerobic and most facultatively anaerobic bacteria have catalase, which converts hydrogen peroxide to water and oxygen (see Fig.
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Oxygen Requirements Respiration of eubacteria may be aerobic or anaerobic. The anaerobes undergo a form of respiration called fermentation. Among anaerobes, some can live in the presence or absence of oxygen. These are called facultative anaerobes.
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Aerobic & Anaerobic Environments. An aerobic environment is characterized by the presence of free oxygen (O2) while an anaerobic environment lacks free oxygen but may contain atomic oxygen bound in compounds such as nitrate (NO3), nitrite (NO2), and sulfites (SO3).
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Yes, anaerobic (doesn't need air) and aerobic (needs air) bacteria assist in decomposition. If encased in cement the body will likely decompose slower as much if the aerobic bacteria will be rendered useless and the body will be protected from the environment but the cement will not preserve it indefinitely.
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Aerobic bacteria require oxygen whereas anaerobic bacteria do not. Gram positive bacteria have a thick peptidoglycan cell wall that stains with crystal violet stain. Gram negative bacteria don't have this thick peptidoglycan cell wall and don't stain with crystal violet stain but will stain with other stains.
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The short answer is no. Even though they have similar parts and neither uses oxygen, there are differences between fermentation and anaerobic respiration. In fact, anaerobic respiration is much more like aerobic respiration than it is like fermentation.
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Anaerobic respiration is the formation of ATP without oxygen. This method still incorporates the respiratory electron transport chain, but without using oxygen as the terminal electron acceptor.
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Bacteria that require oxygen to grow are called obligate aerobic bacteria. In most cases, these bacteria require oxygen to grow because their methods of energy production and respiration depend on the transfer of electrons to oxygen, which is the final electron acceptor in the electron transport reaction.
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Obligate anaerobes, which live only in the absence of oxygen, do not possess the defenses that make aerobic life possible and therefore cannot survive in air. ... Thus, they are killed in the presence of oxygen.
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The main difference is that aerobic produces much more energy. Eukaryotes need to do aerobic cellular respiration (and we breathe to get that necessary oxygen!), but prokaryotes are much simpler, so anaerobic cellular respiration is often sufficient.
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Many prokaryotes, small simple cells like bacteria, can perform aerobic cellular respiration. These cells will move electrons back and forth across their cell membrane. Other types of prokaryotes cannot use oxygen to perform cellular respiration, so they perform anaerobic respiration.
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Most bacteria can grow in oxygen. They are called aerobic bacteria and usually are found in wounds close to the skin surface (superficial). Bacteria that cannot grow in the presence of oxygen (anaerobic) usually are found in deeper wounds and abscesses.
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Living organisms use energy released by respiration for their life processes. There are two types of respiration – aerobic (which needs oxygen) and anaerobic (which doesn't need oxygen).