PCR Microscopy General practice Papers Final Jepardy
100
Denaturation 94-95, Annealing 50-54, Extension/elongation 72
What are the Cycles of PCR with Temperatures
100
What is 100X.
The objective power for counting cells with oil immersion.
100
10% HCl
To prevent growth, bottles are stored with what liquid at what concentration?
200
Observable difference between cultured microbes and those from a pure water sample seen under a microscope. Which method represents actual species living in the wild.
Briefly describe "The Great Plate Count Anomaly"
500
You need to send these sequences out for sequencing which requires all samples to be 20uL at a 20ng/uL concentration, or at least 500ng of sample DNA. Do the dilution calculations and fill in the Labels.
200
Binding, wash, elute.
What are the Steps involved in spin column based PCR cleanup.
200
What is SYBR green works by binding DNA molecules
The stain used in lab for cell counting and how it works.
200
Pipette gun = 5mL
P1000 = 350
How would you PRECISELY pipette 5350uL in less than 3 draws?
200
Giavannoni et. al. 1990
Who solved the great plate count anomaly citing the plethora of unculturable SAR11 sequences?
300
Less specificity of primer binding due to low annealing temperature. Increase the annealing temperature
What is the cause and solution of a primer dimer
300
What is increases resolution by decreasing the angle of refraction.
The purpose of immersing the objective in oil.
100
20 - 200 uL
What is the range of our P-200s?
100
Nitrogen
What major nutrient is considered the most involved in the growth of phytoplankton?
100
200 - 1000 uL
What is the range of our P-1000s?
100
.5 - 10 uL
What is the range of our P-10s?






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