Draw two tubes showing how you have inoculated microorganisms in urease and in nutrient agar

Q: Considering Escherichia coli and Shigella sonnei results on the MacConkey test, both bacteria are: O…

A: The MacConkey agar is a commonly used selective and differential medium in microbiology for the…

Q: Identify and describe the 4 wet-heat methods that are used to control microbial growth.

A: The different methods used for controlling the growth of microbes by moist heat are boiling,…

Q: Another method of microbial control is filtration. List down at least 5 kinds of filters which could…

A: Filterationn sterilization It is the removal of microbes by the passage of a liquid or gas through a…

Q: Define agar.

A: A dried jelly-like substance called agar, commonly referred to as agar-agar, is made from the red…

Q: After comparing the growths on the two plates of Brewer’s anaerobic agar with the growths in the six…

A: Anaerobic agar is used for anaerobic microorganisms cultivation. The anaerobic bacteria are not…

Q: What is the logic behind testing for E. coli to detect fecalcontamination of water?

A: Bacteria are unicellular prokaryotic organism that maintains a definite shape since it contains the…

Q: Complete the below chart based on the image. .20 44 2. 20 PAREM. BASE A d ARAS Colony Color net…

A: Please follow step 2 for detailed explanation.

Q: What are the possible sources of error in results when isolating microbes in mannitol agar, blood…

A: Culture Media: Culture media refers to a substance or a mixture of substances that are specifically…

Q: What are the approaches for sterilization during the production of sterile products? Please answer…

A: destruction or complete removal of all living organisms and their spores is called as sterilization.…

Q: Provide a photograph of an autoclave with labels. Discuss briefly how autoclaving control microbial…

A: In a particular environment, the growth of a population of microbes refers to microbial growth. In…

Q: Discuss the importance of some bacteria to undergo starvation during stationary phase and importance…

A: The importance of some bacteria to undergo starvation during stationary phase is that : In…

Q: Transformation of bacteria can be done via Electroporation Calcium chloride treatment, heat shock…

A: F.Griffith first experiment Bacterial transformation. It is a process of horizontal gene transfer…

Q: Describe how you would execute this first stage from the point you are handed the nutrient broth…

A: For isolation of any culture, it needs to be incubated in broth to obtain full fledged turbidity or…

Q: Microbes are cultured for various industrial products. How growth curve can be used for maximum…

A: Introduction: The bacterial cells grow via binary fission which brings about an increase in the…

Q: Describe ways in which anaerobes may be cultured.

A: Answer: Introduction: An anaerobic organism or anaerobes are any type of organism that can grow…

Q: why it is useful to plot the microbial growth from a growing microbial culture?

A: The term microbial growth refers to the growth of a population of microbe, it is an increase in the…

Q: Name all the phases of meiosis in the proper order?

A: Meiosis  It is a kind of cell division where four haploid cells are formed from single diploid cell.

Q: What media should you use to cultivate the following microorganisms:   E.coli Haemophilus sp.…

A: Most microbiological experiments require culture media in order to acquire pure cultures, develop…

Q: Discuss fresh, living preparations vs fixed preparations. What are the advantages and disadvantages…

A: Introduction Microbiology is a branch of biology that deals with the study of microorganisms,…

Q: Explain the function of the ferrous ammonium sulfate in SIM agar.

A: SIM agar test is used for the differentiation of gram-negative enteric bacilli based on their…

Q: Which of the following media are selective, differential, and test for lactose fermenters? What is…

A: MacConkey plates are selective , differential and test for lactose fermenters.

Q: In this exercise, the action of bactericidins will be evaluated by __________. observing color…

A: Bacteriocins are small and cationic antimicrobial peptides, ribosomally synthesized by lactic acid…

Q: Which one of the following statements about liquid media is false Select one: a-is prepared without…

A: Liquid media are growth medium used in the microbiological experiments. They can provide a medium on…

Q: MacConkey agar plates represent ________ medium.   a differential a minimal a selective both a…

A: Microorganisms are grown in culture media.  The media used for growth of microbes contain necessary…

Q: What type of agar would you use to grow gram positive bacteria

A: Bacteria are different from the plant as well as animals. They require specific substances in the…

Q: Write a note on different culturing, metabolic and physiological techniques used in the Microbiology…

A: Microbiolgy delays with the culturing of microbes in the media and than used for making copies and…

Q: hich method for introducing microbes on media uses an inoculation loop and the bacterial sample is…

A: Answer. The four-quadrant streak method is used for introducing microbes on media using an…

Q: ou are given an unknown bacterium in the lab and have to determine unknown bacterium's oxygen needs.…

A: Each living organism has certain kind of respiration process for synthesizing energy by breaking…

Q: What types of bacteria are inhibited on MacConkey agar

A: MacConkey agar,  contains peptones, lactose, bile salts, NaCl, neutral red (pH indicator), and…

Q: Outline the different physical and chemical methods of sterilization. Briefly describe how each…

A: Sterilization is the process that eliminates all forms of life either by deactivating, killing, or…

Q: What is the use of hay infusion in determination of microbial motility?

A: Hay infusion use in determination of microbial motility.

Q: List five essential procedures of the aseptic technique when transferring a broth culture to another…

A: The term "aseptic method" refers to a combination of medical practises and procedures that help…

Q: Why do we study how to control microbial growth? Give concrete examples wherein our understanding of…

A: Introduction :- Bacterial growth occurs when a bacterium divides into two daughter cells, a process…

Q: what  are these bacteria growing on BA and Maconkey agar

A: Blood agar or BA is an enriched culture medium having multiple nutrients. Blood agar is generally…

Q: How we can isolate microorganism from food?  Please briefly explain at your own words.

A: Microorganisms are cosmopolitan in nature, which means they are present everywhere- in air, on…

Q: Which microbial control agent would most effectively inhibit anaerobes and why

A: Hydrogen Peroxide

Q: Describe the five phases of a microbial growth curve observed when microbes are grown in a batch…

A: Introduction: Bacteria is unicellular prokaryotic organism that can survive in any kind of…

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.