medium in which all the components are known is: A. Minimal medium B. Synthetic or defined medium C. Selective medium D. Complete medium E. Complex medium F. Differential medium G. General purpose medium

Q: TRUE (T) or FALSE (F). Explain with a short statement. DSLB is an enrichment medium

A: Durham tubes These tubes are used in microbiology to detect production of gas by microorganisms.They…

Q: A cell suspension that is more turbid than another cell suspension (of the same cell type and media)…

A: Cell is the fundamental unit of life. It comprises of macronutrients such as carbohydrates,…

Q: In sterilization, which among the supplies, instruments, glassware, etc. under the list of materials…

A: Hot air oven= powder, oil, liquid paraffin, glass wares, metal sharps  Autoclave= media, reagents,…

Q: Would microbiology have developed more slowly if Fanny Hesse had not suggested the use of agar? Give…

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

Q: The term culture refers to the _____________ growth of microorganisms in_________ . a. rapid, an…

A: The growth of microscopic organisms which can be observed with the naked eye by seeing the cluster…

Q: Microbial growth is measured by what parameter?(a) Increased cell size(b) Increased size of cellular…

A: The term microbial growth can be defined as the growth of the population or an increment in the…

Q: The following media are used to grow bacteria for various purposes. Match the examples of media that…

A: MacConkey Agar: - Selective Growth Medium Malt Extract Agar:- Complex Medium

Q: The culture medium can be reffered to as a 'highly enriched labotary soil.justify this statement?

A: Culture medium:   It is also known as a growth medium where specific microorganisms and plants will…

Q: Which two scientists are synonymous with sterilization? O A. John Tyndall O B. Robert Bunsen O C.…

A: * John Tyndall was a physicist from Ireland, who studied atmospheric conditions and climate change…

Q: A selective media  a) inhibit the growth of certain bacteria while allowing others to grow b)…

A: An example of selective media includes- eosin methylene blue that is toxic to Gram-positive bacteria…

Q: Define a pure culture.

A: A microbiological culture, or microbial culture, is a strategy for duplicating microbial life forms…

Q: In Microbiology, are there technologies that can help make Bacterial Culture and Sensitivity done…

A: Conventional methods for identification of bacteria and its drug susceptibility testing depends on…

Q: Would heating the culture in a sealed, small-diameter tube that is totally immersed in a water bath…

A: Microbial culture is a process of multiplication of microbial organisms by allowing them to…

Q: Growth of microbes in a solid media is identified by the formation of? a) Pellicle at the top of…

A: A culture medium or growth medium is may be liquid, solid, or semi-solid designed to promote growth…

Q: Bacteria tend to stain more readily with cationic (positively charged) dyes because bacteria a.…

A: Bacteria are stained by positive and negative dyes.

Q: Describe the step by step method of preparing culture media in microbiology.

A: Culture media are the media or the substrate used to grow microorganisms.  There are different types…

Q: microbiology

A: For to obtain cultures and Sensitivity faster, depends on targeted bacterial strain. The media…

Q: Attached below is the study about the effects of handwashing and the effectiveness of soap against…

A: From the figure 8 , Agar plate with bacteria; (A) depicts the results before washing hands . There…

Q: In relation to steps in product development in industrial microbiology explain why optimization of…

A: Fermentation is a metabolic interaction that produces synthetic changes in natural substrates…

Q: Agar is superior to gelatin as a solidifying agent because agar a. does not melt at room temperature…

A: Agar is used as a medium for culturing in laboratories.

Q: Explain the difference between selective medium and a differential medium

A: For growing microbes in laboratory we need to provide them with adequate nutrients.

Q: In a short paragraph explain which is more effective at killing microbes: autoclaving  or freezing.

A: The mechanism of killing microbes is known as sterilization.  The sterilization is an important…

Q: Which of the following medium is considered an enriched medium? a. LB b. T-soy  c. Nutrient  d.…

A: A growth or culture medium is solid, liquid or semi solid in nature that is used to support the…

Q: The absorbance of light is measured with a spectrophotometer and the result can be used to estimate…

A: the absorbance of light is measured with a  spectrophotometer and result can be used to estimate the…

Q: suffering severely due to alkaloid production and accumulation in the medium the

A: Plants have an important source of life-saving medications where it is used in two ways such as…

Q: Bacteria capable of growing on minimal media are considered which of the following? a. auxotrophs…

A: culture media, also called growth media, are particular mixtures of nutrients and other materials…

Q: Enlist th five differences between crude media and defined media.

A: Microbiology uses different types of culture media for the growth, culturing, and study of different…

Q: Choose the combination of answers that most accurately completes the statement. A microbicidal agent…

A: microbicidal agent has effective by killing or destroying microorganisms.

Q: You have a mixed culture containing 4 different organisms that you ihocl plate of media. When you…

A: Media or culture medium is a liquid or gel that is specifically designed to support the growth of…

Q: Why are some bacteria difficult to grow in the laboratory? Relate this to what you know so far about…

A: Microorganisms are isolated and cultured for various reasons. The role of media in the culture,…

Q: Microbiology When using the Microscope in a lab, the use of oil prevents_____________ (use the…

A: Resolution refers to the ability to distinguish two adjacent objects with accuracy. If the…

Q: A fastidious organism must be grown on what type of medium? a. general-purpose medium c. synthetic…

A: The medium or the growth medium has essential nutrients for the growth of the microbes. There…

Q: What is the difference between culture media and cultural environment? Are environmental conditions…

A: Microbiology is the field of biological science that deals with the culture, growth, identification…

Q: microbial motility.

A: Motility test is used to determine if organisms are motile or not. It is the ability of an organism…

Q: Distinguish batch culture and continuous culture

A: Fermentation is used to convert carbohydrates into alcohol or acids. This process occurs in some…

Q: 1. A bacterium is grown in an environment with tryptophan added to the medium. Describe how the…

A: Need to find how the bacteria responds to tryptophan added into the medium.

Q: explain why the invention of solid culture media was of great importance to the development of…

A: Most microbiological tests rely on culture media to obtain pure cultures, grow and count microbes,…

Q: All of the following are valid measurements of growth except: A. Counting viable cells B.…

A: Use the general formula: [Number of colonies counted] × 10 × [how many times the sample must be…

Q: Define what is a minimal medium and the nature of its components.

A: A culture medium can be defined as solid,liquid or semi solid medium which helps in support of the…

Q: Biofilm formation begins when microbes attach to a surface using their.   A. Cell Wall B.…

A: Biofilms are microbial cells that have clustered together on a surface. It is joined together by…

Q: Distinguish the difference between a sterile media plate and a contaminated media plate.

A: streaking is a method to extract pure culture organisms from a different population of…

Q: Find the connection among the words below and choose the letter of the word which is different. A.…

A: Gel electrophoresis Gel electrophoresis or agarose gel electrophoresis is a molecular technique…

Q: Bacteria can grow in thelaboratory as a suspension in liquid _________

A: It is an environment which supplies necessary nutrients for the growth of microorganisms. Nutrient…

Q: A culture starts with 8600 bacteria. After 1 hour the count is 10, 000. A. Find a function the…

A: Bacteria are prokaryotic organisms that are devoid of cellular organelles like endoplasmic reticulum…

Q: If you do not have a microscope or even a hand lens, how will you know that microorganisms exist in…

A: Micro-organisms as the the word suggest can be unicellular or multicellular but are microscopic.…

Q: Write a note on the measurement of growth of microorganisms, factors influence microbial growth and…

A: Microbial growth can be defined as the growth of a population or an increase in the number of cells,…

Q: Explain why an isolated colony and a pure culture are not the samething.

A: The isolation techniques: It consists of separation of bacterial cells from other cells from mixed…

Q: discuss the limitations in using the light microscope to study microbial communities.

A: Microscope is the most basic and useful instrument used in the microbiology laboratory. It is…

Microbial Growth

The development of microbial growth is influenced by various natural conditions (both physical and synthetic) like pH, temperature, saltiness, gas focus (O2, CO2, and H2), nutrients, water action, and assimilation. Knowing the distinctive physical and chemical factors that influence the development and endurance of microbial growth in the climate will assist with reinforcing endeavors outfitted towards their control. These lines lessen or diminish their harmful impacts on humankind, creatures, and the climate.