Dna transcription and replication
Explain how does transcription distinct from DNA replication? How is it similar? Describe the role of complementary base-pairing in each? If a part of the DNA strand to be transcribed is CTAATGT, what is the corresponding part of the mRNA?
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A strand of DNA has the base sequence GCTTAG. Write down the base sequence for the complementary strand. Keep in mind that the DNA and RNA strands are written from the 5' to the 3' end.
Write down the function of "stress" proteins under heat shock conditions and explain how is this associated to their function under normal conditions? I describe the method underlying their actions in the cell.
The galactose represser protein from E. coli has a pI of around 5.9. While purification protocols were being designed, and it was found to bind to a Mono-S column at pH values of 7 and below.
By using the three criteria outlined in the problem decide whether the experimental outcomes in the presence of microsomes (lanes 5 to 8) point out that the protein is translocated across microsomal membranes. Describe the migration of the protein
Explain how does transcription distinct from DNA replication? How is it similar? Describe the role of complementary base-pairing in each?
Give two key insights into the evolutionary history of Neandertals which have been derived from the analysis of mitochondrial DNA (mtDNA). In what manners might the use of mtDNA be misleading or limiting?
What are the merits to a microbe as an effect of such (inducible) an arrangement of genes, and what is this arrangement termed?
Write down the advantages and drawbacks of using random transgenic integration compared with the homologous recombination to introduce DNA into the genome?
Compare and contrast the repressive effects of chromatin and DNA modifications with the repressive effects of RNAi. Comprising: a) A fundamental overview of RISC and RITS repression.
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