Q: Considering the negative aspects of anaerobic respiration, how could natural selection have produced…
A: Natural selection is known as a process via which populations of living organisms change and adapt…
Q: Consider the diversity of oxygenic and anoxygenic photosynthesis in bacteria: a. Which group(s)…
A: Answer: PHOTOSYNTHESIS = It is the biological process in plants where they make food for themselves…
Q: A new bacterial species is discovered and classified as an endolith, an extremophile that lives…
A: Endoliths are life forms that live inside rocks or in pores between mineral grains. These animals…
Q: Where in the human body would you expect to find an obligate aerobe? Where would you expect to find…
A: Microorganisms are small organism that cannot be seen by naked eyes. Microorganism such as bacteria…
Q: Define obligate aerobe, facultative anaerobe and obligate anaerobe. Describe the enzymes and their…
A: An obligate aerobe is an organism that uses oxygen for its growth. These organisms use oxygen to…
Q: A chemolithoautotroph is respiring using only iron (Fe3+) and nitrite (NO2-). This bacterium does…
A: chemolithoautotroph:- these are the organism that utilizes chemical reactions for the production of…
Q: What is methanobactin? How bacteria acquire it? Briefly write down the working principle of…
A: Methanobactin (mb) is a class of copper-binding and reducing chromophoric peptides originally…
Q: List two metals that are oxidized by sheathed bacteria.
A: The procedure in which atom or compound loses an electron termed oxidation. Metals get easily…
Q: How do methane-oxidizing bacteria use methane as both an energy source and a carbon source?
A: The aerobic methane oxidizing bacteria or methanotrophs are a group of bacteria that grow on methane…
Q: Define the term substrate-level phosphorylation:How does it differ from oxidative…
A: Phosphorylation is an important biochemical process, which involves the addition of phosphate to an…
Q: Many pelagic Bacteria can use light energy but arenot considered “phototrophs” in the same sense…
A: Pelagic bacteria are those bacteria which resides in the pelagic zone of the ocean. They are…
Q: What is lithotrophy? A) O the breakdown of molecules using light energy B) O the oxidation of…
A: A lithotroph is an organism that uses inorganic substrates as a source of electron donors to drive…
Q: "In sulfur photosynthetic bacteria what is the molecule that donates hydrogen for photosynthesis?"
A: Photosynthesis is a biochemical process in which green plants and other organisms containing…
Q: efine List all the raw materials needed/ required for cellular respiration. 2.
A: * I am hereby giving solution of two questions . Please send questions one by one. Aerobic…
Q: Compare the production of N2 gas by denitrification and anammox. Are they both aerobic processes?…
A: Anammox (anaerobic ammonium oxidation) is a reaction that oxidizes ammonium to dinitrogen gas by…
Q: Reverse electron transport makes unique ecological niches available to micro-organisms.Briefely…
A: Electron transport chain (ETC) is the process of oxidative phosphorylation that starts with a…
Q: Nitrosomonas is a photophobic (light-avoiding) chemoautotrophic bacterium that converts ammonia into…
A: The Calvin cycle or the Calvin-Benson cycle is the set of chemical reactions that takes place in…
Q: . Define the following terms:a. redox reactionb. resonance hybridc. chemolithotrophd. electron…
A: Introduction: Metabolic energy is derived from the oxidation and reduction process. Metabolic…
Q: Some bacteria are able to use anaerobic respiration. What does this mean and how does it work?
A: Anaerobic respiration is an important process for bacteria that live in low-oxygen environments. It…
Q: A chemolithoautotroph is respiring using only iron (Fe3+) and nitrite (NO2-). This bacterium does…
A: INTRODUCTION Chemolithoautotrophs These are organisms that obtain energy from oxidizing inorganic…
Q: Use a well annotated schematic diagram to explain the carbon cycle. In each case indicate which…
A: Carbon is one of the abundant elements in the living and non-living worlds. The main reservoir of…
Q: Which is true regarding bacterial and archaea species that use nitrogen and sulfur compounds in…
A: Microbes primarily bacteria utilize nitrogen or sulfur compounds as part of their metabolic activity…
Q: Explain why bacteria are limited to growth within a given temperature range? Explain why bacteria…
A: Bacteria are single-celled organisms with a small size. Bacteria can be found practically everywhere…
Q: Compare photo litho autotrophy with chemo-organo heterotrophy. Sun light is the ultimate source of…
A: The organisms can be classified based on the source of nutrition in two categories, autotrophs, and…
Q: An organism that gains energy from redox reactions involving inorganic and organic chemicals is a(n)…
A: Redox reactions These reactions involve both oxidation and reduction. In these reactions, one…
Q: What does electron transport in anammox bacteria have incommon with electron transport in purple…
A: Electron transport chain is a series of complexes that are involved in the reoxidation of reducing…
Q: If nitrate is used as the terminal electron acceptor in the electron transport system of a…
A: In anaerobic respiration, other compounds such as inorganic molecules such as nitrate (NO3–),…
Q: Identifying carboxysomes in a bacterium suggests that this bacterium is using the Calvin cycle to…
A:
Q: List the pathways used by microbes to fix CO2, noting the types of organisms (eukaryotes, bacteria,…
A: Carbon fixation is a type of assimilation process in which inorganic carbon is converted into…
Q: Which microbes were the first to evolve oxygenic photosynthesis following the evolution of porphyrin…
A: Those microbes which were first to evolve oxygenic photosynthesis following the evolution of…
Q: How do some bacteria detoxify toxic oxygen metabolites
A: Based on the requirement of oxygen for their survival, microorganisms are classified as: Obligate…
Q: In sulfur photosynthetic bacteria what is the molecule that donates hydrogen for photosynthesis?
A: Introduction - Sulfur-oxidizing bacteria are prevalent. Thiobacillus thiooxidans is a…
Q: Why is oxygen toxic to some bacteria and how do bacteria detoxify toxic oxygen metabolites?
A: The toxic forms of oxygen or free radicals are produced from oxygen molecules by 3 enzymes 1.…
Q: The bacterium E. coli is capable of performing aerobic respiration, anaerobic respiration, and…
A: The aerobic respiration can occur at the presence of oxygen. The steps includes, Glycolysis - 2 ATP…
Q: Describe a simple experiment to demonstrate anaerobic respiration in yeast.
A: Experiment to demonstrate the fermentation of sugar into alcohol by microorganism: The things which…
Q: Under what specific conditions would you find a thermophilic anaerobe that is a chemoautotroph? Be…
A: The conditions specified in the question are quite extreme and such microbes which live in such…
Q: A chemolithoautotroph is respiring using only iron (Fe3+) and nitrite (NO2-). This bacterium does…
A: The lithoautotrophic bacteria are classified into two groups, one is photoautolithotroph that derive…
Q: The common name for species like Anabena is blue-green algae. This group of bacteria are capable of…
A: Anabaena is a blue-green alga that can produce its own food by oxidative photosynthesis. this is a…
Q: Is there evidence that photosynthetic activity added oxygen to the water? Explain. Is there evidence…
A: There is clear evidence that photosynthetic activity adds oxygen to water, when gross primary…
Q: es an optional anaerobic bacterium usually grow better with oxyg
A: The study of microscopic creatures that are not visible to the naked eye is known as microbiology.…
Q: For Escherichia coli, why is more energy released in aerobicrespiration than during NO3- reduction?
A: Escherichia coli is the gram negative unicellular motile bacteria that are found in the intestine…
Q: To which of the following is the photosynthetic bacterium Chormatium most closely related? Explain…
A: The bacteria is the unicellular prokaryotic organism that maintains a definite shape since it…
Q: Bacterium C had the lab results below. What can you tell me about the carbon food sources it…
A: Carbohydrate fermentation tests are based on the principle that when an organism act on a…
Q: cyanobacterium with only photosystem I (it has no photosystem II). This bacterium is unable to fix…
A: Photosynthesis is the only biological process that captures energy from sunlight and converts it…
Q: Contrast classical nitrification with anammox interms of oxygen requirements, organisms involved,…
A: Nitrification is the process of biological oxidation in which ammonia oxidizes into nitrite followed…
Q: Suppose that the cytochrome complexes were not embedded within the mitochondrial inner membrane.…
A: The term chemiosmosis refers to the movement of chemical species from its higher concentration to…
Q: Name the sources of oxygen in bacteria that use anaerobicrespiration.
A: Certain bacteria utilize the anaerobic respiratory system in which the final electron acceptor in…
Compare CO2 fixation in anammox bacteria and purple sulfur
bacteria. What characteristics do these processes share and how
are they different?
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- Name two enzymes that are present in obligate aerobes but lacking in obligate anaerobes. What is the function of each enzyme?Suppose you want to culture a species of bacteria in an environment without oxygen. You have theee species to choose from: an acidophilus, a thermophile, and an anaerobic bacterium. Which would you culture in the environment without oxygen and why?Explain with examples why oxygen is toxic to some bacteria and how do bacteria detoxify toxic oxygen metabolites
- To which of the following is the photosynthetic bacterium Chormatium most closely related? Explain why. a. cyanobacteria b. Chloroflexus c. EscherichiaMany pelagic Bacteria can use light energy but arenot considered “phototrophs” in the same sense ascyanobacteria or purple bacteria. Explain.draw a diagram of chemoautotrophic process to create biomethane by converting CO2 from biogas and hydrogen?
- The common name for species like Anabena is blue-green algae. This group of bacteria are capable of photosynthesizing. Do they contain chloroplasts? Explain.Why is reverse electron flow unnecessary in H2 bacteria thatcontain two hydrogenases?Which of the following statements is false? A. Sulfur-oxidizing bacteria may form hydrogen sulfide (H2S) as a product of the oxidation. B. Dissimilatory reduction of metals such as Fe3+ to Fe2+ represents anaerobic respiration. C. The nitrification reactions carried out by certain bacteria would be considered lithotrophy. D. Denitrification reactions would be considered anaerobic respiration.
- Determine the following about Corynebacteria diphtheria..... Determine the microbes possible mechanism(s) of cellular respiration. Do they perform aerobic respiration or anaerobic respiration? Are they capable of performing fermentation?You have discovered a cyanobacterium with only photosystem I (it has no photosystem II).This bacterium is unable to fix CO2. Explain thoroughly how you think this microorganismmakes ATP and reducing power?An unknown microbe is found to be able to photosynthesize, but is also able to fix pyruvate for carbon. What is the best description of this organism? a. photoautotroph b. photochemotroph c. photoheterotroph d. chemoheterotroph