enzyme that separates DNA double helix AND synthesizes RNA
What is RNA polymerase
100
start codon of mRNA
What is AUG
100
lac I codes for
What is repressor protein
200
the number of sugar-phosphate strands
What is two
200
names of the enzyme that makes the RNA primer
What is primase
200
DNA sequence 'tag' at the start of the gene
What is promoter
200
what happens in initiation
What is mRNA and small ribosomal unit come together, tRNA with MET comes in, large ribosomal subunit clamps into place with tRNA in P site
200
in absence of lactose, what does repressor protein do?
What is bind to operator
300
bases in the middle are joined by ____________
What is hydrogen bonds
300
main DNA synthesizing enzyme
What is DNA polymerases III
300
at the 5' end, what happens to the immature mRNA
What is cap added
300
what occurs during elongation?
What is second tRNA comes into A site, peptide bond forms, translocation, initiator tRNA in E site and exits, growing peptide chain in P site, A site empty, next tRNA comes in
300
in presence of lactose, what does repressor protein do?
What is binds to lactose, changes conformation and cannot bind to operator
400
the two strands run ________________
What is antiparallel
400
name of fragments synthesized on lagging strand
What is Okazaki
400
where is the poly A tail added
What is 3' end of pre mRNA
400
what happens at termination?
What is one of three stop codons reached, release factors come in, everything broken up
400
Well, this test is going to be a breeze...
What is sure is......one test where there should be NO surprises!
500
5' and 3' ends give the strand _______________
What is polarity
500
function of DNA polymerase I
What is kicks out RNA primers and fills in those gaps with DNA on BOTH strands
500
what is 'splicing'
What is exons together, introns removed
500
where in the cell does translation take place?
What is 500 points? Cytoplasm..ribosomes.....rough ER
500
DNA replication, transcription and translation are just the coolest.....