PH paper used to identify if a substance is acidic or basic was previously derived from organisms called lichens. What is the significance of natural indicators?

Q: What are the materials used to grow microorganism like Spirulina?

A: Introduction In this question we will discuss about the materials used to grow microorganisms like…

Q: Microorganism growth in complex natural environments such as soils and waters can be utilized to…

A: Introduction  A living item that must be seen under a microscope to be recognised as a microbe. Only…

Q: Which organism(s) would likely be classified as an alkaliphile?

A: The pH is a negative logarithm of the hydrogen ion concentration. It measures how many hydrogen ions…

Q: How to prepare tryptone agar, tryptone broth and tryptone soft agar from other chemical contents and…

A: Tryptone is formed by the enzymatic digestion of casein by the trypsin enzyme. Tryptone is used as a…

Q: Which has a greater impact on the survival of an organism, temperatures above its maximum…

A: The microbes grow in a wide temperature range. The microbial growths are found to be higher at their…

Q: , the most suitable description for the origin of each colony formed on the surface of a solid…

A: Origin of colony in solid medium.

Q: (a) Escherichia coli, and (b) Staphylococcus epidermidis b-

A:

Q: Why is it important to first determine whether growth occurred in a different medium, such as starch…

A: Culture medium can be described as a liquid or gel medium which provides minerals and nutrients to…

Q: Crystal violet ( choose all that apply) A. Is not a good differential stain B. Will stain the…

A: Question - Crystal violet ( choose all that apply) A. Is not a good differential stain B. Will stain…

Q: Identify two factors that make biofilms more tolerant to antimicrobials and make sure to include…

A: Two factors that make biofilms more tolerant to anti-microbial and make sure to include their mode…

Q: Discuss the possibility of life on Mars. In reference to extremophiles.

A: Note:- sorry, since you have posted multiple questions, we will be solving the first one for you as…

Q: Which specific example of a functional medium would you use to grow microbes from the following…

A: A functional medium refers to a cultured medium that is specifically designed to support the growth,…

Q: A growth medium consisting of only known amounts of water, magnesium, calcium chloride, potassium…

A: The growth medium, also called as Nutrient Broth, is a kind of solution which is sterilized to get a…

Q: How is the presence or absence of viable endospores related to sterility?

A: Endospore is a resistant asexual spore that develops inside the bacteria under the extreme…

Q: Why does turbidity in a cultured media losses its reliability at high cell concentrations?

A: turbidity is used as a measure of cell density within a culture sample.

Q: An obligate halophile is an organism that requires high osmotic pressure.True or false?

A: Osmotic pressure refers to the minimum pressure that is required to stop the occurrence of osmosis…

Q: how can we clasify table sugar is it organic or inorganic compound?

A: Carbohydrates or carbs are macronutrient consisting of Carbon, hydrogen and oxygen atoms. In nature…

Q: Membrane filters

A: Membrane filter are made up of cellulose.

Q: Besides being able to tolerate a range of pH some bacteria change their environment by producing…

A: Due to metabolic activities of the bacteria/microbes, different bye-products are produced which…

Q: For what purposes is alcohol a useful antiseptic?

A: A microorganism is a microscopic organism which may exist in its single-celled form or in a colony…

Q: d) Since we know this bacterial organism thrives in colder areas of the world, what can be said…

A: Bacteria are present everywhere in the world, including cold environments. Certain types of bacteria…

Q: What is the purpose of iodine in the Gram stain?   To act as a counterstain   None of the other…

A: There are various staining techniques that are used to stain different cellular structures. The Gram…

Q: Compare and contrast liquid, solid, and semisolid media, givingexamples.

A: liquid media happens to contain all the growth requirements and ingredients suspend in water without…

Q: Microbes are exposed to a wide variety of environmental factors that affect growth and survival. By…

A: Microbes can withstand various kinds of environmental stress. Their ability to survive under…

Q: Can boiling water (100°C) of twenty minutes or longer destroy endospores? Why or why not? Include a…

A: Boiling water at 100 degrees Celsius for twenty minutes or longer can destroy most endospores, but…

Q: Why must water be subjected to microbiological analysis?

A: Water is used for various purposes in daily lifestyle including food. Thus, it should be monitored…

Q: Which of the following apply to silver as a chemical inhibitor of microbial growth? Acts as a…

A: Sterilization is the method of removal or killing or elimination of live cells from any surface.

Q: WHY IN INDOLE TEST A COLORED RING FORM AT THE TOP OF THE CULTURE MEDIA BUT NOT THE WHOLE CULTURE…

A: Indole test is a biochemical test for distinguishing between Enterobacter aerogenes and Escherichia…

Q: Mention one significant function of natural indicators.

A: An indicator is a substance that changes its colour in response to a chemical change. An acid-base…

Q: Why are the streak plates made from a sample of coconut water incubated at 7°C?

A: Answer: STREAK PLATE METHOD = This is the method to culture bacterial growth in microbiology…

Q: Define the following termonologies in brief :  Focal Adhesion Biofilm  Calcification and examples…

A: "Since you have asked multiple parts of the same question, we are eligible to answer only the first…

Q: Write a research abstract about this title: "As a solvent for cleaning laboratory glassware,…

A: Organic Solvents like acetone, ethanol are used to rinse the glassware. Curved glassware's…

Q: Examine the given table below. What interpretation can be drawn from the data regarding the test…

A: given here is a table that depicts phenol and a test disinfectant at various dilutions, following is…

Q: What are Halophilic Bacteria? How can we isolate Halophiles bacteria using selective media? Please…

A: Halophilic bacteria, or halophiles, are a type of extremophile organisms that thrive in high salt…

Microbial Physiology

Microbial physiology is the branch of microbiology that is associated with studying the physiology of fungi, bacteria, and viruses. It is an important field of science concerning functional genomics and metabolic engineering.

Chemotaxis

The organism’s movement in a particular direction as a response to certain chemicals that are available in the environment is defined as chemotaxis. In brief, it can be defined as the occurrence of an organism’s movement in response to a certain chemical stimulus.