Q: Bacterial biofilm may link to
A: Answer: Biofilms are the complex structure composed by the various microbes such as bacteria , fungi…
Q: how foods are lyophilized and compare the advantages and disadvantages
A: Freeze drying also known as lyophilization is a method by which water is removed from frozen…
Q: Describe the basic process of biofilm formation.
A: Biofilm refers to the collective growth of microorganisms on different surfaces. The microorganisms…
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: Describe a detrimental and a beneficial effect of biofilms.
A: Introduction Microorganisms can be found living in colony or in solitary. However, sometimes…
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: Explain the expressions of primary culture, cell haH, and continuous cell haH. Explain the reason…
A: Answers : Th cells in the primary culture are heterogeneous as they are freshly obtained from the…
Q: Describe why a microbial mat has green, reddish-pink, and black layers.
A: Microbiology is the branch of science that deals with the study of microorganisms that are too small…
Q: Give three reasons why endospores are much more resistant to heat than are vegetative cells.
A: Endospores are dormant, tough, and non-reproductive structure and are produced by some bacteria and…
Q: llustrate the microbial growth curve and label completely Identify what part of the curve where the…
A: Bacteria are single-celled organisms. They multiply through simple cell division, and their…
Q: (ii) Which one of the following is non- biodegradable?
A:
Q: Decomposition is faster if deteritus is rich in nitrogen and water soluble substance like sugars.…
A: Decomposition is the conversion of complex organic matter into inorganic substances by decomposers…
Q: Relate several advantages to communication within a biofilm.
A: Biofilms are complex bacterial communities that are adherent to a surface, an interface or to each…
Q: Mesohyl contains: a. a polysaccharide gel and dead cells. b. a collagen-like gel and suspended cells…
A: Step 1 The invertebrates do not contain bony structures, such as cranium and vertebrae. The simplest…
Q: How is brick recycable?
A: A brick is a type of block used to build walls, pavements and other elements in masonry…
Q: Define seasoning
A: Seasoning is the process in which the moisture content of the wood is adjusted to make it usable as…
Q: How can Dry/Moist heat, Dessication, and the Cold control the microbial growth affect of cells?
A: Microorganisms are omnipresent. Therefore, they may cause contamination, infection, and…
Q: Differentiate between trace metals and growth factors. How arethese used by the cell?
A: Cell culture is a very important technique in the prospect of life science. It is basically the…
Q: What are types of cell culture media?
A: A cell culture medium is solid or liquid in nature. It is a mixture of all necessary nutrients…
Q: Discuss biofilms with regard to their formation, unique properties, and significance to the…
A: Biofilms as the name suggests are films of living organisms ( microbes ). They are highly…
Q: How would a change in the temperature at which something was incubated affect the amount of mold…
A: The differential growth patterns of organisms are due to the temperature sensitivity of the enzymes.…
Q: Describe how each of the following physical factors affect microbial growth and aid in…
A: Microbial growth It is defined as an enhancement in the number of cells of microbes. there are…
Q: What part of the cell membrane EACH of the recyclable materials represent? Why and How?
A: Question: What part of the cell membrane EACH of the recyclable materials represent? Why and How?…
Q: Compared to a vegetative cell, how much less water is present in an endospore?
A: Microorganisms are small organism that cannot be seen by naked eyes. Microorganism can be harmful to…
Q: 6. the Morphological fixation is type of attachement when the materials a) Porous , b) Bioinert, c)…
A: biomaterials are non organic molecules which are used in medical applications for the betterment and…
Q: Why is the rate of decomposition affected by abiotic factors such as pH of the soil,availability of…
A: The decomposition of detritus or dead remains of plants and animals is carried out by number of…
Q: (a) Distinguish between biofilms and microbial mats and describe their relative significance.
A: Microorganisms are organisms that can be visible only through a microscope. It can be either fungi,…
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 is mineralization, and which organisms are responsible for it?
A: All the geological cycles such as water cycle, gaseous cycles, or mineral cycles are part of the…
Q: Define the following terms: a. carotenoid b. stroma c. β-carotene d. lutein e. thylakoid membrane
A: Define the following terms:a. carotenoidb. stromac. β-carotene
Q: Explain the difference between vegetative cells and endospores.
A: Endospores formed inside the parent vegetative cell. Endospores are highly durable dehydrated cells,…
Q: List five (5) factors that influences toward the formation of particle growth.
A: There are three processes or stages which are involved in the particle growth formation:- 1.…
Q: Give some examples of slime mould?
A: Protists are the eukaryotic aerobic organisms that live in aquatic as well as terrestrial habitat,…
Q: The term "turbidity" in microbiology refers to: a cloudy appearance in broth, meaning microorganisms…
A: Introduction : Turbidity refers to the quality of being cloudy, opaque with suspended matter.
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: What is the limit to growth at low pH?
A: As we know growth is being affected by many external and internal conditions. Out of those few are…
Q: How is brick weather resistant?
A: Brick is an excellent temperature regulator due to its thermal mass. The solid wall of the brick…
Q: State the source of energy that powers flagellar motility
A: Motility is the state of the body in which the body has the tendency to move. Energy is utilized…
Q: Define Slime Moulds.
A: Eukaryotes are organisms whose cells have a nucleus enclosed within a membrane. Eukaryote belongs to…
Q: Which of the following terms are used to describe the appearance of the edge or margin of a colony…
A: Agar is a sulphated polysaccharide which is widely used as solidifying agent in microbiological…
Q: Describe the condition for a cell to be flaccid.
A: Plant cells are the eukaryotic cells and vary in fundamental factors from other eukaryotic…
Q: Why does exposure to UV radiation cause death in vegetative cells but not endospores?
A: An endospore is a rough, non-reproductive, and dormant structure. It is produced by the bacteria in…
Q: What is difference between Grana and Thylakoid?
A: Plants consist of several structures like chloroplast that is an organelle that performs…
Q: What happens if Physarum dries?
A: Physarum is a protist slime mold that has diverse cellular forms and broad geographic distribution.…
Q: How do you distinguish between humification and mineralisation?
A: The decomposers and transformers are the living components of the ecosystem. Fungi and bacteria are…
Q: Should one be concerned to find bacteria on the skin? How about molds? Explain.
A: Human beings have an enormous number of microorganisms that are present in the external as well as…
Q: The primary aim of fixation is to preserve the morphological and chemical integrity of the cell.…
A: Fixation is a process by which biological tissue are processed with specific type of fixatives, so…
Differentiate between humification and mineralization.
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