How do SR proteins assist with recruitment of snRNPs to the mRNA?

In the Gelatin hydrolysis test, the tubes are placed in a hot water bath to test for liquefaction (gelatin break down).  Say True / False.

The temperature that E. coli is growing in increased dramatically from 30°C to 42°C. Which is now part of the holoenzyme?

What is the difference between prokaryotic tRNAi fMet and tRNAm Met?

Which method should you use if you wanted to find the transcription start site and its sequence?

Gram bacteria have a thin peptidoglycan layer and stain , while Gram bacteria have a thick peptidoglycan layer and stain .

Gram bacteria have a thick peptidoglycan layer and stain , while Gram bacteria have a thin peptidoglycan layer and stain .

a) Briefly compare the steps in project cost containment with Target Value Design (TVD) versus those used with Value Engineering. Explain the factors that are used as points of reference in TVD. b) List and describe three (3) differences and state if they are pluses or minuses. 

You are conducting a serial dilution of a stock sample. You transfer 12mL from your stock into your first dilution tube containing 24mL. What is the dilution of this fifth tube in the series? 

What structural feature of serine recombinase allows for a 180° rotation of dimers in the complex?