Test Bank For Gene Control 3rd Edition David S. Latchman, Venugopalan Cheriyath Chapters 1-15 Chapter 1 1. The predominant mechanism for regulating gene expression in eukaryotes operates at which of the following levels? a. Post-translational b. Translational c. Post-transcriptional d. Transcriptional
2. Which of the following statements is correct about nuclear run-on assay? a. Nuclear run-on assay was developed as a method for establishing that the transcription initiation rate contributes to the regulated expression of mammalian genes. b. Nuclear run-on assay provides a measure of the frequency of translation initiation c. Nuclear run-on assay is largely dependent of the effects of RNA stability d. Nuclear run-on assay does not involve the pausing of polymerases
3. In the fruit fly, giant polytene chromosomes are most likely found where? a. The salivary gland of the adult b. The egg c. The prothoracic gland d. The salivary gland of larvae
4. Which of the following are processed from double stranded RNA? a. piRNA b. siRNA c. miRNA d. URNA
5. Which of the following about regulatory RNAs is correct? a. They are found only in eukaryotic organisms b. They are generally very large molecules c. They can both promote and suppress gene expression d. They are involved only in post-translational modifications