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

Q: Describe the functions of endospore, sporulation, and endospore germination.

A: Prokaryotic creatures are bacteria. They are all unicellular and tiny. Endospore is the name given…

Q: Why is it important for the commercial canning process to destroy the endospores of Clostridium…

A: An endospore is basically a dormant, tough and non-reproductive structure produced by some bacteria.

Q: What do you mean by bassidiospores?

A: Fungi are eukaryotic organism that includes yeasts, molds and mushrooms. They are placed in kingdom…

Q: Which of the following statements regarding protozoa is false?a) Some protozoa lack mitochondria.b)…

A: Protozoa are free-living parasitic, single-celled eukaryotes. They are single-celled organisms. They…

Q: What happens if you eat expired yeast?

A: Yeast is single-cellular eukaryotic microorganisms that belong to the kingdom fungi. They do not…

Q: What's the use of Flagella  mordant for flagella  staining

A: The cells are the primary unit of life. Based on the number of cells an organism may be unicellular…

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

A: Thermoplasma belongs to genus Thermoplasma) is a phylum of prokaryotic organisms that means they…

Q: How does UV treatment act against microorganisms? Why are some microorganisms or cell types more…

A: How does UV treatment act against microorganisms? UV treatment is an effective method for…

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: When do bacteria form endospores? a-When environmental conditions are unfavourable b-When they want…

A: Introduction :- Spores known as endospores are produced inside of cells, primarily in bacteria.…

Q: Why is the division of Paramecium cells called “transverse” fission?

A: Paramecium is the unicellular organisms that belong to the Protista family. Their cell system…

Q: What are endospores? Why are they formes?

A: An endospore is a  tough, dormant, non-reproductive structure which is produced by a small number of…

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: Why are disease causing flagellate considered dangerous?

A:

Q: Why do mold microorganisms are ubiquitous

A:

Q: When are endospores produced?

A: Bacteria are a group of prokaryotic microscopic single celled organisms. They live in diverse…

Q: What is formed when an endospore germinates?

A: Spore formation is very common in bacteria. These spores are non-Motile in nature e.g. Conidia,…

Q: Nuclear membrane is absent in: A) Volvox B) Penicillium C) Agaricus D) Nostoc

A: The nucleus is a membrane-bound organelle. It comprises the chromosomes of the cell. The nuclear…

Q: Why are other microorganisms have endospores but others do not have?

A: Introduction :- Endospores are a type of dormant cell produced by some bacteria and archaea that can…

Q: How does the UV radiation control the microbial growth affect of cells?

A: It is required to describe the affect of ultraviolet radiation controlling the microbial growth of…

Q: 29) The unicellular-photosynthetic flagellated cell, responsible for Red Tide Phenomenon are called:…

A: Red tide: it is usually a phenomenon of algal bloom. The microscopic algae increases their…

Q: Explain why a jar of jelly can be left open on the kitchen counter for prolonged periods of time,…

A: Most of the food substances possess sufficient nutrients that support the growth of the microbes.…

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: 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: In what ways do the macroscopic features of bacterial colonies differ from those of molds?

A: Molds are a type of fungus. These are small, white, green, orange, purple, or black. They live…

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

A: As per answering guidelines, we can answer only one question with a maximum of three subparts. So…

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: Statement which is true about bacteria ? A) All bacteria are autotrophs B) Most of them are…

A: Bacteria are unicellular prokaryotic organisms that are found in all environments from very cold…

Q: What are mycorrhizae? a) The bodies of fungi, composed of hyphae O b) fungi that attack plant roots,…

A: Mycorrhizal fungi benefit their host plants by. increasing the plants' ability to capture water and…

Q: Why are Amphotericin B and Azoles selectively toxic for fungus? (Define selectively toxic and…

A: A fungus is a type of eukaryotic organism which comprises microbes like yeasts and moulds, as well…

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 would a mold secrete an antibiotic?

A: Antibiotics are substances that are synthesized by microorganisms and can inhibit or destroy the…

Q: Are the flagella of Euglena and Volvox thick enough to be visible at high power with a light…

A: Euglena is a genus of single cell flagellate eukaryotes.It has been used in laboratories as a model…

Q: Why are Protozoa dependent on water?

A: Protozoans are organisms that are mostly found in aquatic environments such as rivers, lakes or in…

Q: An organism is a mixotroph loses its plastids, it survives because of which reason; 1. It has an…

A: Mixotrophs are organisms that combine autotrophy, which depends on food production for survival, and…

Q: What is iridium?

A: The main use of iridium is as a hardening agent for platinum alloys.

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: Which key feature of the bacterium Bacillus anthracisallows this organism to persist for extended…

A: Bacillus anthracis belongs to the genus Bacillus and is an obligate pathogen. It is a known agent of…

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: 1.Describe the damaging effects of UV radiation on living cells. 2.Why does expense to UV radiation…

A: The term ultraviolet radiation (UV radiation) refers to a class of electromagnetic radiation with…

Q: Fungi are similar to animals by a) Their use of enzymes to digest food b) Their mode of reproduction…

A: Fungi are more similar to the animals as compared to the plant. They shows many similarities to the…

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…