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What are some advantages and disadvantages of the serial dilution agar plate technique?
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∙ 8y ago
the total count includes dead as well as living cells
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∙ 13y ago
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What are the advantages and disadvantages of the serial dilution agar plate procedure?
Both force you to read your lab manual.
What test is used to further identify unknown gram negative?
Serial dilution technique
What is a ten fold serial dilution?
Serial dilution is usually 1/10 dilution. Therefore after a series of dilutions, you have a logarithmic curve of concentration (log10). Basically, if diluting 1/10 and starting off with 1 molar solution, first dilution = 0.1M, 2nd = 0.01M, 3rd = 0.001M. If making a 0.001M solution involved weighing out 0.005g of a salt for example, the error in making this solution out would be very large in comparison to weighing out 5g (1M) and diluting it 3 times by serial dilution. The benefit of it is mainly accuracy.
Why is saline used for serial dilution?
Ringers solution contains a salt content similar to what is found in the cells of a bacteria. This prevents the bacteria under going osmotic stress and subsequent bursting of the cell walls.
Why the sample need dilution?
Dilution is done to decrease the amount of colonies found in the plates. If the solution is not diluted, it would be difficult to count the number of colonies because they would all overlap one another. So by dilution, we can limit the amount of colonies overlapping each other, count them, and used this number to estimate the number of bacteria in the original sample.
What is the differences between a streak plate technique and a serial dilution technique?
what is serial dilution and spread plate technique
What are the advantages and disadvantages of the serial dilution agar plate procedure?
Both force you to read your lab manual.
What test is used to further identify unknown gram negative?
Serial dilution technique
Who invented serial dilution method?
Robert koch
What is a ten fold serial dilution?
Serial dilution is usually 1/10 dilution. Therefore after a series of dilutions, you have a logarithmic curve of concentration (log10). Basically, if diluting 1/10 and starting off with 1 molar solution, first dilution = 0.1M, 2nd = 0.01M, 3rd = 0.001M. If making a 0.001M solution involved weighing out 0.005g of a salt for example, the error in making this solution out would be very large in comparison to weighing out 5g (1M) and diluting it 3 times by serial dilution. The benefit of it is mainly accuracy.
What is the purpose of serial?
A common design for estimating the concentrations of compounds in biological samples is the serial dilution assay, in which measurements are taken at several different dilutions of a sample, giving several opportunities for an accurate measurement. Curren tly, serial dilution is a standard tool in the fields of toxicology and immunology.Serial dilution helps to choose a dilution which is relevant to our experiment.Often the standard which is given to you in the lab is far to strong for the experiment and it needs to be diluted. But equally the equipment has a detection limit so we can't dilute it to much, or if it is too diluted the experiment might not work.
What are the advantages and disadvantages of parallel and serial communication?
Serial Data TransmissionParallel Data transmissionAdvantagesDisadvantagesAdvantagesDisadvantagesUsed over long distancesSlower to send dataFaster than serialNot reliable over long distanceReduces requirement of wiringData may arrive at different times
What are the advantages and disadvantages of serial and parallel communication?
Serial Data TransmissionParallel Data transmissionAdvantagesDisadvantagesAdvantagesDisadvantagesUsed over long distancesSlower to send dataFaster than serialNot reliable over long distanceReduces requirement of wiringData may arrive at different times
What are the method of estimating microbial population in soil?
Methods for estimating microbial populations in soil include serial dilution and plating to count colony-forming units, microscopy to visualize cells, molecular techniques such as qPCR to quantify specific genetic markers, and next-generation sequencing to analyze the diversity of microbial communities. Each method has strengths and limitations and may be chosen based on the research objectives and available resources.
How can you prepare solution 0.2 ppm from 1000 ppm?
dilute it 1 in 5000. likely best done with a serial or step dilution
What are the disadvantages of connecting database to the internet?
idm free serial kez
What is a Zero Slot LAN and Its Advantages Disadvantages?
A zero-slot LAN is a local-area network (LAN) that uses existing serial and/or parallel communication ports on the computers in the network instead of requiring network interface cards (NICs) that would occupy an expansion slot. Advantages It leads to transmitting between computers over a serial or parallel port, thus freeing up an expansion slot normally used by LAN cards (NICs). Disadvantages Zero-slot LANs are typically slower than LANS that use NICs and are limited to two or three network nodes.
