Regulation of Gene Expression — Flashcards

RNA polymerase _____ makes tRNA and 5S rRNA

In the first step of alternative splicing, the primary transcript (hnRNA) combines with _____ and other proteins to form the spliceosome

The _____ operon is a repressible operon that is turned off whenever tryptophan is added to the growth medium.

Carbamoyl phosphate synthetase II is regulated by positive feedback via _____ and PRPP

The initial mRNA of eukaryotes contains _____ and exons, which undergo splicing

Primary miRNA is converted to _____ intranuclearly by the enzyme complex DROSHA

Guanosine is converted to _____ via the enzyme purine nucleoside phosphorylase (purine salvage)

Hypoxanthine is converted to _____ via xanthine oxidase

Which base excision repair enzymes are responsible for filling and sealing the gap from the excised bases?_____ (filling) and DNA ligase III (sealing)

Hint: specific

The _____ is the site where RNA polymerase II and general transcription factors bind to DNA upstream from a gene locus