Q What are the major advantages of radioisotopicmethods in the study of microbial ecology? What typeof controls (discuss at least two) would you include in aradioisotopic experiment to show 14CO2 incorporationby phototrophic bacteria or to show 35SO422 reductionby sulfate-reducing bacteria?

Q: The concentration of pollutant bacteria c in a lake decreases according to c = 70 e-1.5t + 25…

A: Introduction Bacteria Are Prokaryotic, I.e These are single-celled organisms with a small size.…

Q: escribe the major steps/ studies in the process of gathering understanding that ammonia oxidizing…

A: Experimental studies are based on the validation of observations. It is studied under the domain of…

Q: Coevolution is a termdescribing the influence thattwo organisms occupying thesame niche have on…

A: There are about a hundred trillion microorganisms living in our body, these are categorized as…

Q: Q2) How could you determine if the cloudiness (turbidity) of your nutrient broth was from a mixture…

A: Microbiology is the branch of biology that deals with study of organisms that are too small to be…

Q: 60 140 Minimal to no hazards and risks; safety as temperatures increase 55 130 50 120 45 Hazard, but…

A: There are different group of bacteria according to the temperature required for their growth and…

Q: 2 In the table below, identify the carbon and nitrogen source(s) in each medium and then…

A: Nutrient broth, Brain heart infusion broth, and Glucose salts broth are different kinds of growth…

Q: Prove that biological capacity influence one's culture. Cite 3 specific evidences. Strictly no…

A: The study of life is referred to as biology. The collection of papers we present here examines how…

Q: Discuss what is geomicrobiology and microbial contribution to geochemical cycles.

A: Microorganisms play a very important role in the oxidation-reduction and assimilation-dissimilation…

Q: A.  What is one example of a “direct” method of counting a microbial population?    Advantage:…

A: Streak culture is one of the direct method of counting microbial population in terms of colony…

Q: 5. Suppose that in the plate "D" from exercise #3 above you counted 293 colonies. What is the…

A: A serial dilution is created to repeatedly reduce the count of bacteria in a given sample by…

Q: Bacteria multiply exponentially. How can this pattern assist us in calculating bacterial growth? Can…

A: Measuring OD600 at regular intervals for example every hour , is the most common and easiest way of…

Q: Explain the principle involved in O.D determination of microbial populations using the…

A: A spectrophotometer is an instrument that can determine the concentration of a compound or solution…

Q: 2. Is the Mueller-Hinton Agar (MHA) a complex or defined medium? Explain based on its composition.…

A: microorganisms are grown in laboratory using growth media . usually these media are having the…

Q: Will autotrophic organisms contain more or less 12Cin their organic compounds than was present in…

A: Autotrophic organism are those organisms which produce complex compound such as carbohydrate, fats,…

Q: Describe fully how to culture the media of L. bulgaricus and S. thermophiles properly by using…

A: The thermophilic lactic acid bacteria (LAB) Lactobacillus bulgaricus and Streptococcus thermophilus…

Q: 1.1 Microbes in the soil could be beneficial to plants and one way to evaluate this is by…

A: Terrestrial plants are organisms that are mostly fixed to one particular spot in the soil. They…

Q: If sulfur chemolithotrophs had never evolved, wouldthere be a problem in the microbial cycling of…

A: Sulfur chemolithotrophs are bacteria which can undergo oxidation as well a reduction of elemental…

Q: Explain the concepts of TDT (Thermal Death Time) and TDP (Therma Death Point), and discuss one…

A: The thermal death point (TDP) of a microorganism is the lowest temperature at which all microbes are…

Q: Q2) Bioremediation is a method of cleaning up contaminated groundwater and soil. If a dilute…

A: This is a problem of material balance. In material balance, the mass of the chemical system is…

Q: Describe how microbial cells in bio films interact and enhance each other’s growth and metabolism

A: Microbial species like bacteria show two modes of growth. One is planktonic or free-swimming mode…

Q: Q2) How could you determine if the cloudiness (turbidity) of your nutrient broth was from a mixture…

A: Culture mediums are used for growing microorganisms in the laboratory. Both solid and liquid culture…

Q: 1) Discuss this graph in the meaning of substrate depletion. 100 80 [P] 60 40 20 20 40 60 80 100…

A: Substrate: S Substrate concentration: [S] Product  : P Substrate concentration : Becomes depleted…

Q: Anonymous posted 8 Microbial Growth DQ Question: Why does turbidity lose reliability at high cell…

A: The turbidity measurement method for counting the cells in the tissue culture is the estimation and…

Q: Describe the two forms of microbial “BIOTECH” rennet that are commercially available. What are the…

A: Rennet is a complex set of enzymes produced in the stomachs of ruminant mammals. It helps in the…

Q: If two cultures of facultative anaerobes were grown under identical condition expect that one was…

A: Depending on the presence of oxygen, optional anaerobes may alter their metabolic processes, using…

Q: Solve the following problem: 34,000 bacteria/l have been measured 4 hours after inoculating a…

A: Given information Bacterial population after 4 hours of inoculation= 34,000 bacteria/l Bacterial…

Q: EXPERIMENT:EFFECT OF CARBON SOURCES ON THE MICROBIAL GROWTH. 1.OBJECTIVE  To study the effect of…

A: The impacts on the growth curve are if there are two carbon sources in the medium, one of which is a…

Q: A B Fig. 2 Result showing the effect of different germicidal soap on the growth of bacteria Guide…

A: * Here soap A have zone of Inhibition 8mm * soap B have zone of Inhibition 1 mm  * Soap C have zone…

Q: Explain the importance, in the anaerobic waste treatment process, of relationship between…

A: IMPORTANCE OF ANAEROBIC TREATMENT:-  1. Anaerobic digestion uses readily available CO2 as an…

Q: Title: Spoilage of coconut water Aim:  To assess the diversity of psychrotrophic bacteria causing…

A: Bacterial spores can withstand high-pressure treatment (HPP). Clostridium botulinum is a…

Q: is the interest of a biofilm to meet the challenges associated ith the microbial life of a plant's…

A: Biofilms are collective of many types of microorganisms that can grow on many different surfaces.…

Q: a. What biochemical events in quorum sensing ensure that a biofilmcan function as a unit?b. Explain…

A: For several decades microbiologists thought that bacterial populations are collections of…

Q: Q3 (a) What is the rate of reaction in a Batch Culture system? If the microorganisms follows the…

A: Batch Culture System--It is a closed bacterial culture system  in which the cells of micro organism…

Q: Minimum Inhibitory Concentration (MIC) determination of Citrus Disinfectant on 3 microorganisms:…

A: The lowest concentration of a substance, generally a medicine, that limits observable growth of a…

Q: Differentiate between teichoic & lipoteichoic acid, spheroplast & protoplast. Also briefly escribe…

A: In order to understand the features exhibited by the microbial communities, it is important to…

Q: c) A multianvil press can reproduce the conditions at a depth of 700 km inside the Earth; could this…

A: Multianvil can produce condition as the conditijns which are present at the depth of earth.

Q: Enumerate 15 genus/species of bacteria that thrives on a rare microbial biosphere and provide the…

A: Living organisms can be classified into two broad types based on their cell complexity. They are…

Q: Explain Quorum sensing controls Vibrio fischeri bioluminescence.

A: In the living world, we see a large number of microorganisms, animals and plants. These organisms…

Q: ige Cc Performance Matters Welcome, Ranike Wizzart! Question 15 of 21 - PO Mte Cpanobacterum…

A: Margulis theorised that eukaryotic cells (cells with nuclei) originated from a symbiosis of bacteria…

Q: Discuss the following statement: ‘Microbial metabolisms are coupled across the anoxic-oxic interface…

A: Some recent advancements in microbial ecology, which is often combination of traditional and modern…

Q: How does the batch fermentation for various concentrations of date syrup  as a natural alternative…

A: Batch fermentation is a process by which fermentation is performed by microorganisms batch wise. For…

Q: Given the parameters below:1. u(max) = 1.0/ h Ks = 10 uM2. u(max) = 0.7/h Ks = 2 uM) a. sketch the…

A: For many enzymatic reactions, the graph between substrate concentration and velocity of the reaction…

Q: 1.1 Microbes in the soil could be beneficial to plants and one way to evaluate this is by…

A: Rhizosphere can be defined as the area of soil directly affected by the secretion of roots and other…

Q: Which chemolithotrophic lifestyle seems best suited to life at thehighest temperatures?

A: Microbes are exclusively chemolithotrophs; there is no known macrofauna capable of using inorganic…

Q: state 2 advantages and two disadvantages of using ; radioisotopic and stable isotopic methods in the…

A: Asked : Advantage and disadvantage of given methods

Q: Soil X’s pH is measured before and after urea application, it has been noted that after the…

A: The quality of soil and the availability of nutrients is very essential for plants growth. If the…

Q: Explain the concepts of TDT (Thermal Death Time) and TDP (Therma Death Point), and discuss one…

A: Introduction Microbiological contamination is the unintentional or accidental introduction of…

Q: Describe the ecosystem that develops within a Winogradsky column. Are any of these organisms…

A: Introduction: Nature/Ecosystem comprises both biotic and abiotic components. The biotic component…

Terrestrial Ecosystem

An ecosystem is a collection of interconnected communities. It includes both living and non-living elements of specific strata. The terrestrial ecosystem is solely related to the ecosystem present on the land and covers 25 to 30% of the total earth’s surface area.