What special properties might an enzyme isolated from a psychrophilic bacterium have? Will enzymes need to lower the activation energy more or less in thermophiles or psychrophiles?

Q: Are all organisms with oxidative respitory pathways necessarily strict aerobes? Explain.

A: Oxygen is the last electron acceptor toward the finish of the electron transport chain of vigorous…

Q: Syntesis of the heaction H;C-OCOR H,C-OH R'COO Na* NaOH НС—ОСOR? НС—ОН + R'COO Na* H2Ċ-OCOR H2C-OH…

A: Introduction Hydrolysis of triacylglycerols with the alkali NaOH or KOH yielding salts of free fatty…

Q: Which phosphorylation method is/are used by chemoheterotrophs?

A: Organisms that synthesize their own food are referred to as autotrophs and organisms that do not…

Q: Do bacteria that exhibit an anaerobic life style require catalase?

A: An anaerobic organism is an organism that does not require oxygen for growth. The anaerobic…

Q: Why are ether-linked lipids in Thermodesulfobacterium unusual?

A: Bacteria are a group of prokaryotic microscopic single celled organisms. They live in diverse…

Q: How might the use of isozymes permit an aquatic organism to persist with a gradual increase in…

A: The aquatic organisms can acclimatize and adjust to the changing surrounding with the help of…

Q: Why does the fermentation process produce solutions of only 10 - 15% ethanol?

A: Anaerobic respiration: -Also known as fermentation is the process where carbohydrates are broken…

Q: Can you explain in detail why do cells use general acid catalysis and not specific acid catalysis?

A: Cellular metabolism involves many pathways like glycolysis, Krebs cycle, lipolysis and energy…

Q: Which of the following enzymes would you expect to find in an organism that is obligate aerobe?

A: Obligate aerobes organism that require oxygen for their growth and survival. These organisms use…

Q: What is the main barrier that prevents hydrophillic molecules from entering cells?

A: Cells were discovered by Robert Hooke in 1665. A cell is defined as the smallest unit of a living…

Q: To determine: The special properties that an enzyme isolated from a psychrophilic bacterium will…

A: Psychrophillic bacteria are organisms capable of existing at a far lower temperature than usual,…

Q: How might the enzymes of thermophiles differ from those of other organisms?

A: The study of chemical reactions that occurs within living organisms is called biochemistry. This…

Q: Do obligate anaerobes require a functional oxidase, why or why not?

A: Oxidase is type of an enzyme that is responsible for catalyzing redox reactions, especially the one…

Q: How are the lipids and ribosomes of hyperthermophilesprotected from heat denaturation?

A: Hyperthermophiles are organisms which grow at extremely hot temperature conditions often having…

Q: How are anabolic and catabolic reactions interrelated?  Differentiate oxidative-level and…

A: Answer: 1) Introduction: Anabolism means production of complex molecules from simpler compounds.

Q: What metabolic process creates the rotten-egg smell characteristic of many anaerobic environments?

A: Hydrogen sulfide gas has the chemical formula H2S and possesses a characteristic rotten eggs smell.…

Q: How to isolate a thermophilic chemolithotroph that uses sulphur compounds as a source of energy and…

A: Enrichment culture technique refers to the use of a definite growth media that favors the growth of…

Q: Why would ether linkages be more stable in membranes than ester lipids? How would the presence of…

A: Archaea are unique in the lipid composition of the cell membrane.

Q: Although nonpolar compounds tend to dissolve and remain in fatty tissues, polar substances are more…

A: Introduction Methoxychlor is an organochlorine pesticide used against several pests as a replacement…

Q: Is H2S a substrate or a product of the sulfate-reducing bacteria?Of the chemolithotrophic sulfur…

A: Chemolithotrophs use electron benefactors oxidized in the cell, and channel electrons into…

Q: Suppose you have to isolate a thermophilic chemolithotroph that uses sulphur compounds as a source…

A: Chemolithotrophs are a group of phylogenetically diverse microbes that can obtain all the energy…

Q: In what situations / situations does an organism resort to lactic acid fermentation? Explain. What…

A: Cellular respiration is a set of metabolic processes takes place in a higher biological system that…

Q: Why would sulfur-oxidizing bacteria store sulfur? +

A: BASIC INFORMATION BACTERIA  It is one of the type of biological cell. They belong to prokaryotic…

Q: What mechanisms do free-living diazotrophs use to protectnitrogenase from oxygen?

A: The biological fixation of dinitrogen is the most important way to access N to organisms, this…

Q: Anaerobic bacteria produces which of the following inhibitory toxic product?

A: Anaerobic bacteria are those bacteria which do not require oxygen for their growth, cell division or…

Q: How do boiled potato and hydrogen peroxide demonstrate the principle behind enzymatic reaction?

A: Many chemical processes in living organisms produce hydrogen peroxide, which is harmful. Living…

Q: What were the names of the substrate, enzyme, product, and substrate isomer? What the potato extract…

A: Substrate: - The pre reaction substance about to be metabolized.Enzyme: - The catalyst which either…

Q: Why we use glutaraldehyde in production of biomaterials ? What can we use instead of glutaraldehyde?

A: In the field of biomaterials, there is a combination of medicine, physics, biology, and chemistry.…

Q: In what environments might the following organisms be found? thermophile

A: The microbial species have their own temperature range, wherein they grow and multiply rapidly. The…

Q: In what situations / situations does an organism resort to lactic acid fermentation? Explain. What…

A: Fermentation is a process by which glucose is transformed into alcohol or acid along with the…

Q: Do facultative anaerobes require a functional oxidase, why or why not?

A: The bacteria is the unicellular prokaryotic organism that maintains a definite shape since it…

Q: Name two enzymes that are present in obligate aerobes but lacking in obligate anaerobes. What is the…

A: Obligate aerobes requires oxygen to oxidize various substrates and obligate anaerobes are generally…

Q: Given the active site diagram below, identify the mechanism(s) of catalysis. 2 1 5 Metal ion Induced…

A: Acid-base catalysis, metal ion catalysis, approximation etc are some of the mechanisms through…

Q: Why is it possible for bacteria tosurvive on acetic acid as a sole carbon source, but not…

A: Carbon is necessary for living organisms as it forms various types of bonds. It forms important…

Q: Km & Vmax

A: Vmax is the reaction rate when the enzyme is fully saturated by substrate, indicating that all the…

Q: In what ways is Chloracidobacterium thermophilumsimilar to green sulfur bacteria, and in what ways…

A: Bacteria are member of a large group of unicellular microorganisms. Bacteria have cell walls but…

Q: What is meant by the term “chemolithotrophy”? In what wayare chemolithotrophs like plants?

A: Nutrition is the process by which the organisms obtain and utilize their food. All the living…

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: Explain the concept of redox balance. What conditions must exist,for example, for cytochrome oxidase…

A: Redox reaction is comprised of an oxidation and reduction half reactions. Oxidation is the loss of…

Q: What is reverse electron flow and why is it necessary? Whichphototrophs need to use reverse electron…

A: In living organisms the cyclic electronic reactions are responsible for generating the energy for…

Q: Classify the electron holders used by microorganisms according to the rate of biodegradation. What…

A: Biodegradation refers to the disintegration of organic matter using microorganisms like fungi and…

Q: Why are most iron-oxidizing chemolithotrophsobligate aerobes, and why are the better-studied…

A: An obligate aerobe is an organism that requires the presence of oxygen for their growth.  During…

Q: What is the nucleophile that chymotrypsin employs to attack the substrate carbonyl carbon atom?

A: Introduction: Chymotrypsin is a proteolytic enzyme (serine protease) acting in the digestive systems…

Q: How could a competitive inhibitor enhance the rate of the ATCase reaction?

A: Reaction velocity was measured in the absence of  allosteric effectors, in presence of CTP (…

Q: Given the active site diagram below, indicate the mechanism(s) of catalysis. 5 HO OH HN OH *HN NH…

A: The figure in question shows the mechanism of formation of transition state. By analyzing the active…