A bloom of dinoflagellates is discovered in Tampa Bay. Sampling on Thursday morning indicates an initial population of 27524 cells/L. If the dinoflagellate has a growth constant of 0.67 d-1, how many cells will be present on Tuesday morning?

Q: A bacterial culture contains 500 organisms / mL in the exponential growth phase at 8 am in the…

A: The exponential phase of bacterial growth is the phase when bacteria are actively dividing and…

Q: you expect the community of bacteria in plague sampled 1 week after your teeth cleaned to differ…

A: Microbiology is the study of microbes which cannot be seen by naked eyes.

Q: Bacteria multiply exponentially. How can this pattern assist us in calculating bacterial growth? Can…

A: Measuring OD600 at regular intervals for example every hour , is the most common and easiest way of…

Q: In which phase would you find the highest resource to bacterial cell ratio?   Pick one…

A: Bacterial growth curve The bacterial growth curve defines the progress(growth) of bacterial colonies…

Q: What type of overall bacterial growth does the following graph represent?   aggregated logistic…

A: Bacteria are the type of biological cells. They constitute a large domain of the prokaryotic…

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: Which of these given statements is inaccurate about bacterial endospores?           Question 12…

A: Endospores are the dormant form of bacteria which allow bacteria to resist the harsh environment. In…

Q: Symbiosis is a close relationship between different species where at least one requires the other…

A: Population interaction is the interaction between two or several species. Members of different…

Q: Approximately how many colonies are [ Choose] growing on this plate? (closest range) [ Choose ]…

A: Introduction: Agar culture pate technique is a method commonly employed in the microbiology…

Q: Complete the table: Organism Organization (unicellular, colonial, filamentous) Mode of nutrition…

A: Microorganisms are small organisms that are too small to be seen by the naked eye. They may be…

Q: Why are dissolved toxins different between the upstream samples, the samples from the lake in the…

A: Ever-growing population, urbanization, and modernization are posing problems of sewage disposal and…

Q: Complete the colony morphology for the colonies pictured above: 1.  Form - 2.  Elevation - 3.…

A: In microbiology, a colony means a group of bacteria or fungi that grows on a solid growth media, and…

Q: One of the most common ways to get protozoa for microscopic inspection is by hay infusion. What…

A: Hay infusion is a method used for growing of protozoa for microscopic inspection.

Q: What is believed to be the concentration of bacteria in soil? 109-1010 cells/g dry weight 105-106…

A: Introduction Bacteria are the unicellular living cells/organisms belonging to the domain prokaryote.…

Q: In which phase would you expect to find the most endospores in a bacillus cell culture?   pick one…

A: Logistic curve: a sigmoid curve that grows exponentially for small values of the variable and…

Q: A single dose of mouthwash is added to a bacterial culture with 10 million cells/mL and, after 30…

A: Bacterial growth initially follows logarithmic curve till the population reaches carrying capacity…

Q: 1. Why is heat a highly effective sterilizing agent? (short answer) 2.Why is the time of exposure…

A: The process of killing or removing bacteria and other forms of living organisms is known as…

Q: If I have isolated 200 cells of Holsappleus scarius at a generation time of 12 hrs. how many will i…

A: ANS: d. 3200     Explanation: bacteria growth after n generations =2number of generations x initial…

Q: hy is the Baermann-Moraes method suitable for a suspect strongyloidiasis? Why is it considered a…

A: Strongyloidiasis is a disease caused the nematode Strongyloides stercoralis. It is believed to…

Q: One of the types of structures on this list is NOT part of the reproductive cycle of a microbe.…

A: Sporulation is the process of vegetative cells producing spores under unfavourable environmental…

Q: A culture is inoculated with 109 cells/mL at noon. At ten PM, the population is determined to be 115…

A: The number of generations of a bacteria is the number of times it divides. The doubling time is…

Q: What is the equation that represents the mass balance of the exponential phase of bacterial growth?…

A: In exponential growth, a population's per capita (per individual) growth rate stays the same…

Q: Which of the following statements DOES NOT describe nitrogen fixing bacteria? A. Can be found only…

A: Nitrogen-fixing bacteria convert atmospheric nitrogen into organic nitrogen. Option C is not the…

Q: An individual who swam in freshwater during the summer after a time experiences intense head pain,…

A:

Q: Regarding turbidity, which of the following statements is true? Group of answer choices Decreased…

A: Population number or mass can be determined to measure microbial growth. Cell mass can be determined…

Q: If paramecium are exposed to green light, then they will move towards the green light. a.…

A: Independent variable: It is a variable which cannot be manipulated or changed by other variables.…

Q: in this chapter we explored exponential functions, which can be used for, among other things,…

A: A bacterial cell culture shows different growth phases. During the initial period, when there are…

Q: Provide what is ask on picture one base on the following species below. Answer 1,2, and 3 1.…

A: Please find the information for the 3 species as below - Species 1 - Iodamoeba butschlii

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: An exponentially growing bacterial population increases its number from cells in 8.5 hours. What is…

A: FOR 10^3-10^10 - 4.5 Hrs  That is difference of 7  For 10^14 it's is 8.5 hrs difference is 11 from…

Q: Which of the following rows identifies the expected relative concentrations of PCBs in the tissues…

A: The PCBs are used in various sources such as transformers, lubricants, plastics as well as other…

Q: Which microhabitat supports growth of halophilic microorganisms? Check all that apply. * Great Salt…

A:

Q: Complete Table 1by doubling the number of bacteria (Clostridium sp.) and diatoms (Chaetoceros sp.)…

A: The graph will be plotted by putting time in X-axis and number of bacteria in Y-axis.

Q: Strain X. spp. is a rod-shaped, anaerobic, Gram-positive bacterium with peritrichous flagella and…

A: Doubling time is the time required by a cell, in this case the bacterial cell, to divide and produce…

Q: You sample cole slaw for bacteria soon after purchase, and after it has been left out on the kitchen…

A: The interval for formation of 2 cells from 1 cell is called generation. Time required for this to…

Q: Proteus vulgaris has a doubling time of roughly 28 minutes. If an initial population of 500 cells is…

A: We are given: Proteus vulgaris divides and doubles every 28 minutes. Initial population of 500 cells…

Q: 1. Briefly describe the abiogenesis belief and one experiment to disprove it that was not always…

A: Abiogenesis is first explained by Thomas Henry Huxley as a process of spontaneous generation. He…

Q: Nitrogen ___________ A)is a growth-limiting nutrient for many organisms. B)is used to build proteins…

A: Nitrogen is the most abundant gas present in the atmosphere. It is one of the important…

Q: Describe the symbiosis between the Riftia tubeworm and its bacterial symbiont. What is the role of…

A: Introduction: Endosymbiotic bacterium ar a bacterium that lives within the other organism to create…

Q: Refer to the following graph of Carbon Assimilation vs. Irradiance of several cultures of…

A: Carbon assimilation is the process of carbon fixation in which inorganic carbon form (carbon…

Q: A culture of a certain bacterium grows according to the law of exponential growth. If there were 130…

A: The exponential period of expansion is a form of balanced growth in which all cells/bacteria divide…

Q: The following table shows the evolution of cell concentration over the time of cultivation. time…

A: Pichia pastoris is a methylotrophic yeast. It has a high proliferation rate, exhibits high biomass…

Q: How does specifically the growth rate of a bacterium relate to difficulties of clinical treatment of…

A: In nature, the maximal growth rates vary widely among different bacteria species. Fast-growing…

Q: How does lowering the temperature 15°C from the optimal growth temperature affect growth rate

A: Growth is dependent on many factorsl. The first and foremost being the nutrient substances an…

Q: If you start out population density of 300 cfu/ml of a bacterium that divides every 20 minutes,what…

A: Given: Initial population density (No )= 300 cfu/ml generation time = 20 minutes number of…

Q: While leafy greens are nutritionally rich, raw greens are also a significant source of foodborne…

A: Introduction : Consuming plenty of vegetables every day is essential to maintaining a healthy diet.…

Plant sensory system

The plant sensory system is a sophisticated system that responds to environmental stimuli such as light,temperature, gravity, and touch. Research predicts that plant hormones and signaling mechanisms areresponsible for this regulation system in plants.