Mauro Brás Pereira

7 Questions 4 Answers 0 Followers

Questions related from Mauro Brás Pereira

How do i calculate the molar extinction coefficient from a absorvance VS wavelegth graph?

I dont know my molar concentration and i want to know the Exticion molar coeficcient off my protein in beetween 250 and 800 nm

10 October 2016 8,556 0 View

Which reagent i had to add to a solution of sodium azide to maintain the ionic strength ?

I will increase gradually the concentration of sodium azide , but when it dissociate from sodium i have to maintain the ionic strength to maintain the conditions, because i will need to take...

10 October 2016 9,026 3 View

How do I determinate the concentration of equine heart Myoglobine after a prepared solution where myoglobine was oxidized with ferricyanide ?

So the goal of this experiment it is to determinate the dissociation constant of sodium azide from myoglobine , with different sodium azide concentration by spetroscopic methods. We prepare a...

09 September 2016 1,057 2 View

How biotine bound to a DNA strand to mark it ?

Description: Biotine; DNA; Biotine marker for DNA

05 May 2016 1,785 1 View

Why a sample of genomic DNA contaminated with RNA is not good for run on PCR ?

Why all the electrophoresis with RNA are not good DNA PCR RNA comtaminated

05 May 2016 4,332 7 View

How I explain the difference between the different forms of DNA , A,B,Z,G, and where duplex triplex and quadruplex DNA are related with that ones ?

DNA hoogsteen and watson-crick paring

04 April 2016 3,347 1 View

How does the eletronic transfer mechanism of internal sphere works on inorganic comlexes ?

Block D transition metals

04 April 2016 2,794 5 View