Do you think that a Gram negative or Gram positive bacteria would be more negatively affected by a low phosphorus environment? Why?

Q: Where might you expect to find nitrogen-fixing bacteria?

A: Nitrogen acts as a limiting factor in plant growth. A large amount of nitrogen is required to…

Q: Nadia collected samples of water from Tasik Harapan, Universiti Sains Malaysia to isolate and…

A: The pH of a solution indicates how acidic or basic it is.

Q: You are studying a new bacteria isolated from the soil by identifying the cellular structures that…

A: Gram-positive bacteria can be recognized by the thick layer of peptidoglycan that makes up the…

Q: What is the significance of microbial diversity? How do you assess diversity? Explain your answer.

A: Introduction :- Microbial diversity refers to the variety of unicellular organisms, bacteria,…

Q: Why do you think bacterial diseases are becoming more widespread in recent years?

A: In this context, one of the main reasons is the misuse of antibiotics in general. Remember that…

Q: It is thought that every microbe has a fundamentalniche and a realized niche. How does a…

A: The response of an organism to its immediate environment that includes the resource distribution and…

Q: different environments. Anerobic organisms need oxygen to survive, while aerobic organisms can…

A: Distinction of aerobic and anaerobic respiration depends on the oxygen requirement. There are two…

Q: Luiz Roesch and colleagues conducted a study to determine how many types of bacteria exist in a gram…

A: Bacteria are microorganism that most commonly occur in the soil, air, water and adverse conditions.…

Q: What is the range of salinities over which Halobacterium NRC-1 is able to survive? Why specifically…

A: The range in which Halobacterium NRC-1 would able to survive is between 234 ppt and 468 ppt…

Q: In the food web that contains bacteria, what is the usual function of this organism

A: Bacteria perform the following function in the food web and complete the food cycle.

Q: Why do scientists study soil and water microorganismswhen searching for new antibiotics?

A: Introduction: Antimicrobials are chemical-based substances that are targetted against microbes and…

Q: Suppose you have joined to a lab lately for your undergraduate research and your supervisor is an…

A: Microorganisms are widespread in nature and are beneficial to life, but some can cause serious harm.…

Q: Which of the following is TRUE regarding Gram negative bacteria? a- Their cell wall is composed of a…

A: Introduction :- The Gram staining method of bacterial differentiation uses crystal violet to…

Q: What are the reason why scientist cannot provide the exact number of bacteria existing on earth?…

A: Bacteria have existed from very early in the history of life on Earth. Bacteria fossils discovered…

Q: According to your own understanding, what do you think makes bacteria some of the most common…

A: Fish, shellfish, and aquatic plants are all bred, raised, and harvested in aquaculture. It's…

Q: Why Agrobacterium-mediated technology is used ?

A: steps are bacterial colonization induction of virulence system generation of the DNA transfer…

Q: At one time, it was thought that living things could be found only where a moderate range of abiotic…

A: Extremophiles are the organisms that can thrive in extreme environmental conditions such as extreme…

Q: While you were working on the oil spill problem, you received a report showing that the bacteria you…

A: The release of liquid petroleum hydrocarbons into the water bodies like oceans is known as oil…

Q: For a bacterium that prefers a neutral pH and has an optimal (best) growth pH of 7, how would growth…

A: The optimum pH for the growth of microbes is the favorable pH for that organism. The lowest pH value…

Q: hy is nutrient broth considered as a universal growth medium for bacteria?

A: Nutrient Broth is a general-purpose medium for growing a wide range of fastidious and non-fastidious…

Q: A group of friends went on a hiking trip to Wadi Shab, and while swimming in the Wadi they were…

A: Bacteria, algae, fungi, and protists are present abundantly in the environment. Cyanobacteria and…

Q: During which growth phase are bacteria experiencing conditions in which microbial waste products are…

A: Bacterial growth curve is the graphical representation of the cycle of cell culture in the presence…

Q: do a bit of research to find a microbe that also has odd growth requirements (i.e. it can break down…

A: Introduction : A microbe is a tiny living entity that can only be observed under a microscope. Some…

Q: List 2 reasons why a bacterium that should be gram positive might turn out gram negative.

A: Gram-positive and Gram-negative bacteria are differentiated by Gram staining.

Q: Bacteria have three major methods of resisting antibiotics. They may lack (or modify) the feature…

A: Gram positive and negative are differentiated from each other by the presence of peptidoglycan layer…

Q: Why is there more bacterial diversity on the back of your hand and why is there less bacterial…

A: Bacteria is very abundant organisms in earth. Bacteria are mostly free-living mostly contain one…

Q: What are indigenous microbes? Why are they important for bioremediation?

A: Microbes are organisms that are not visible to the unaided eyes, and a microscope is needed to…

Q: Based on the data shown in the pie charts (from DiFilippo et al. 2010): Gut microbiome richness is…

A: Species diversity is the variety of species found within a region. Species diversity has two…

Q: why microbes being small is significant?

A: Microbes are very minute organisms that are difficult to be observed by our naked eye. It includes…

Q: Why don't we just test for pathogens in water instead of focusing on indicator species

A: Pathogens are micro-organisms, such as bacteria, protozoa, or viruses, which cause disease in humans…

Q: Which environment has many microorganisms and which has few?

A: Microorganisms live in every kind of habitat and their presence invariably affects the environment…

Q: What are some industrial processes that use bacteria What are examples of human diseases caused by…

A: Bacteria in industries :- Bacteria are used in various industries like food industry, pharma…

Q: What are the three ways microbes can interact symbiotically with humans? Give an example of a…

A: Microbes, short for microorganisms, are tiny, living organisms that are too small to be seen with…

Q: Explain in a general way how bacteria move toward substances such as nutrients and away from toxic…

A: Bacterial chemotaxis, movement under the influence of a chemical gradient, either toward (positive…

Q: Measurements taken at a lake in Kenya have a pH level of 10.5, temperature of 305 K and salinity of…

A: Extremophiles are organisms that are able to grow in extremely harsh environments such as high salt…

Q: What is the difference between a bactericidal antibiotic and an antibiotic that is bacteriostatic?…

A: Microbes are organisms that cannot be seen as such through naked eyes but require microscope for…

Q: What are the main differences between stationary and decline phase? Which type of bacteria will…

A: Bacteria, like all living organisms, require an environment that is suitable for growth. This…

Q: Why might bacteria use quorum sensing to regulate genes needed for virulence? How might this reason…

A: Quorum sensing is the capacity to identify and respond to cell population density through gene…

Q: Explain what is happening with this graph that charts the reactions ofa mesophilic bacterium to…

A: Bacteria are unicellular, prokaryotic organisms which are devoid of membrane bound organelles and…

Q: After some time, you found out that you did not like working in microbiology lab, so you found a job…

A: The organisms responsible for causing sickness in humans after exposure to contaminated water from…

Q: Let: 0e = time in minutes *e = number of bacteria 20 40 60 80 100 120 140 160 180 200 2 4 8 16 32 64…

A: In this question, we are given data on the growth curve of bacteria. The graph can be drawn by…

Q: bacterial competition is referred to as_____ but bacterial cooperation is reffed to as____?

A: Bacteria, being social organisms interact extensively within themselves and other species when…

Q: Biofilms are often formed on artificial surfaces in the human body. During medical procedures, when…

A: In the living world, we see a large number of microorganisms, animals and plants. These organisms…

Q: if there are 1,000,000 bacteria and 90% of them are killed, how many bacteria remain?

A: Bacterial growth is an orderly increase in the quantity of cellular constituents and number. It…

Q: There are two main temperature groups of bacteria that most commonly affect human life. One will…

A: Bacteria are a diverse group of microorganisms that are found in various environments on earth. They…

Terrestrial Ecosystem

An ecosystem is a collection of interconnected communities. It includes both living and non-living elements of specific strata. The terrestrial ecosystem is solely related to the ecosystem present on the land and covers 25 to 30% of the total earth’s surface area.