Why does exposure to UV radiation cause death in vegetative cells but not endospores?

Q: Justify the incredible heat resistance of endospore.

A: An endospore is a dormant, asexual spore that is produced inside a bacterial cell. It helps the…

Q: Some halophiles often have an extremely high amino acid concentration in the cell and grow at pH of…

A: Halophiles are microorganisms that live in locations with exceptionally high salt concentrations and…

Q: The major trigger of endospore formation in Bacillus is nutrient deprivation. Without the…

A: Endospore is defined as a type of dormant, non-productive structure formed by various types of…

Q: Why would farmers be concerned about nitrifying bacteria?

A: Nitrifying bacteria are a small group of aerobic bacteria belonging to the family Nitrobacteraceae…

Q: What is the effect of light on microbial growth?

A: Introduction:- The quantity of bacteria in a population, rather than the size of individual cells,…

Q: . What is a special characteristic of the microorganism shown? CHOICES: A.It shows colonies in…

A: As per our guidelines, we are supposed to answer only one question. Kindly repost other question as…

Q: Plateau Phase Death Phase Lag Phase Exponential Growth Phase Fen Ive cels Many e cees Dead cets 15…

A: Bacteria grow rapidly under a favorable environment where all the necessary conditions for its…

Q: Biofilms represent an important environmental niche. A) How does growth on a surface differ from…

A: Biofilm is the aggregation of microbes on an inanimate surface or any living surface. They first…

Q: Considering what you know about molds and yeasts, why do you think that we do not use the same…

A: Both the mold and the yeast they have the  microscopic functioning. Earlier, they were to be  part…

Q: Why are microorganisms called extremophiles?

A: Microorganisms are simplest form of organisms that cannot be seen by the unaided eye and are present…

Q: el antibiotic. Describe two variations in (a) culture substrate and (b) culture conditions you might…

A: introduction Actinomycetes are Gram-positive filamentous bacteria with fungal morphology. they're…

Q: When we grow bacteria on TSA plates for 5 days, we see mostly vegetative cells. Why?

A: TSA is a nutrient media used for culturing bacteria. The media provides the amino acids and other…

Q: What is a biofilm? What is the advantage for microbes to form a biofilm

A: A community of microorganisms which are attached to a surface irreversibly is called a biofilm. They…

Q: How does Agrobacterium benefit from inducing a plant tumor?

A: Agrobacterium tumefaciens is that the causative agent of plant disease (the formation of tumours) in…

Q: By accident, you placed a mesophile organism in a growth medium at pH 8. You expected it to die but…

A: Mesophiles are microorganisms that thrive at temperatures between 20 and 45 degrees Celsius, with an…

Q: How is Thermoplasma able to live in acidic, very hot coal refuse piles when it lacks a cell wall?

A: Thermoplasma are prokaryotic, unicellular organisms that comes under the domain of Archaea. They are…

Q: Which of the following is NOT typical of Halophiles?   Choose all that fit the sentence above.…

A: Halophiles are microorganisms that can thrive in extreme kind of environment.

Q: Diseases that involve biofilm-producing bacteria are of serious concern. They are not as easily…

A: A biofilm is thin but a robust layer of mucilage , adhered to a surface like human skin , tooth ,…

Q: What type of microbes are often withstand and survive high pressure treatment?

A: Microorganisms are killed by high hydrostatic pressure. This pressure-instigated inactivation is…

Q: . iMAGE 1 1. What is a special characteristic of the microorganism shown? CHOICES: A.It shows…

A: Hi! Since you posted many questions, we will be answering the first for you. Please post the other…

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: discuss at least five different examples of extremophiles on Earth and discuss how they thrive in…

A: Introduction Extremophiles:- Extremophiles are the microorganisms that thrive within the extreme…

Q: What are the problems related to the use of microalgae?

A: Algae are aquatic organisms. They can perform photosynthesis. Microalgae are a group of algae that…

Q: . What color does an acid-fast cell stain? 2. Identify two diseases that are caused by acid-fast…

A: By adding color to particular structures or components of biological specimens, staining is a…

Q: How do microbes respond to high pressure? To ionizing radiation? To UV light? What populations are…

A: Microbes, also known as microorganisms, are tiny living organisms that are too small to be seen with…

Q: Define each of the words meaning: chlamydomonas reinhardtii, photoinhibition, photoprotection,…

A: Biology is the study of lifestyles from a medical stand point. It is a natural technological…

Q: Describe the properties that enhance the resistance of endospores to the processes that usually kill…

A: The typical living cell might be referred to as a vegetative cell. With the exception of a few…

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: If the inoculation of yeast during the process of vinegar making are not done, can we still produce…

A: Vinegar is nothing but acetic acid which is present in aqueous state. This can be used as flavouring…

Q: How does the extremely high resistance of bacterial endospores influence sterilization practices,…

A: Endospore refers to a nonreproductive, dormant composition generated by some kind of bacteria. It…

Q: uv radiation: what physical property of bacillus contributes most to its resistance? name at…

A: UV radiation is a powerful tool used in microbiology to understand various aspects of bacterial…

Q: Fungal infections generally have fewer treatment options because.. a) they are Gram negative cells…

A: The cells are classified into prokaryotic or eukaryotic cells depending on their nature and…

Q: Specifically explain how UV light kills bacteria.

A: Ultraviolet (UV) light is an electromagnetic radiation with the wavelength ranging from 10 nm to 400…

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: What are the favorable conditions for mold to grow?

A: The mold is the fungus that grows in the form of multicellular filaments called hyphae. The molds…

Q: What are the hair-like appendages on the cell on the left?

A: A cell can be outlined as the cytoplasmic mass that is surrounded by a lipid bilayer known as a…

Q: What does it mean for something to be selectively toxic? Which is more challenging to produce, a…

A: Due to the fact that it is required for medications and chemicals to only cause harm to the…

Q: Why is biofilm development in catheters (tubes that can be inserted into a body cavity, duct or…

A: Catheters are thin tubes made of soft plastic material that can be inserted into the body. A urinary…

Q: Why would you see endospores inside bacterial cells and by themselves on an endospore slide?

A: The small single cell organisms that found in all over the world is known as bacteria. Some of them…

Q: Explain the difference between vegetative cells and endospores.

A: Endospores formed inside the parent vegetative cell. Endospores are highly durable dehydrated cells,…