Why are undefined media more desirable

Assignment Help Biology
Reference no: EM13149180

Why are undefined media more desirable than defined media, especially when it is a selective or differential media? for example, eosin methylene blue agar is a selective undefined medium. Why is that formulation desirable?

Reference no: EM13149180

Questions Cloud

Mean and standard deviation of distribution of sample mean : Mean SAT score is computed for each sample. If the sample size is n=2,500, find the mean and standard deviation of the distribution of sample means.
What are the contransduction frequencies : A three-factor cross in Salmonella typhimurium was performed using bacteriophage P22. The cross was between an arg-leu-his- recipient bacterium and bacteriophage P22, which was grown on an arg+leu+his+ strain.
Calculate the ph of the solution : Consider the titration of 50.0 mL of 0.217 M hydrazoic acid (HN3, ka=2.6x10^-5) with 0.183 M NaOH. Calculate the pH of the solution after the addition of 29.7 mL of NaOH solution
Business process level pattern for the conversion cycle : How is the business process level pattern for the conversion cycle similar to the business process pattern for the revenue cycle? How are the two patterns different?
Why are undefined media more desirable : Why are undefined media more desirable than defined media, especially when it is a selective or differential media? for example, eosin methylene blue agar is a selective undefined medium. Why is that formulation desirable?
Calculate the change in energy of the gas : A gas expands and does P-V work on the surroundings equal to 325 J. At the same time, it absorbs 161 J of heat from the surroundings. Calculate the change in energy of the gas.
Transactions for the current fiscal year : 5% on the first day of the current fiscal year, 1,500,000 of 10-year, 8% bonds, with interest payable semiannually, were sold for 1,225,000, Present entries to record the following transactions for the current fiscal year:
What is the expected return on this investment : Further you know that there is a 35% chance for a strong economy and a 50% chance for average growth. What is the expected return on this investment?
Minimise cost of achieving minimum total exposure : Use the auxiliary variable approach to model this problem and write a short memo to the marketing manager explaining the solution and sensitivity information.

Reviews

Write a Review

Biology Questions & Answers

  Compare and contrast the functions of chloroplasts

Compare and contrast the functions of chloroplasts and mitochondria with respect to energy production.

  Hydrocarbon contamination pose to human health

Determine what risks does hydrocarbon contamination pose to human health and the environment, and what are the popular treatment technologies available to remove hydrocarbon from groundwater and soil?

  Find how many autosomes are present in mouse gamete

There are forty chromosomes in somatic cells of the house mouse. how many chromosomes does a mouse receive from its father and how many autosomes are present in a mouse gamete?

  Find the specific activity of iptg induced culture

The specific activity of an enzyme is defined as the units of enzyme per milligram of protein. For E. coli, we can estimate the amount of protein in an extract by assuming there are 150 ug of protein per 10^9 cells and an A600 of 1.4 is equivalent to..

  What are the implications for outbreeding species

What are the implications for outbreeding species, on the assumption that many genetic loci have only minor "fine tuning" functions.

  List beneficial and detrimental effects of echinoderms

List several beneficial and detrimental effects of echinoderms. What is their role in their environment? Could we live without them?

  Mechanisms of action of antiviral drugs to influenza

What are the targets and mechanisms of action of antiviral drugs to influenza and why are there so few antivirals to influenza available?

  Bacterium streptomyces griseus

Antibiotics are chemical substances that kill or control the increase of bacteria or other organisms, such as single-celled protists, or fungi.

  Find the phenotype is due to a defective repressor

You have a constitutive mutant, but you are not sure if it is constitutive due to a repressor mutation (i-) or an operator mutation (o^c). What would be a good experiment to determine whether the phenotype is due to a defective repressor (i-) or t..

  What body systems would use diffusion or osmosis

how is diffusion important to ATP production? what body systems would use diffusion or osmosis?

  Define imperfect adaptation

Define imperfect adaptation (1). Describe two population genetic scenarios that may result in populations failing to achieve perfect adaptation (2). Give an example of one of them (1). Describe in what way it leads to imperfect adaptation (1).

  What mass of p2o5 could be produced

Calculations must be made assuming that the minimum significant number has four significant digits. If all of phosphorus in a 3.00 gram sample of MgNH4PO4 is extracted and used to make a diphosphorus pentaoxide, what mass of P2O5 could be produced.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd