Exam 29: RNA Synthesis and Processing

16.The RNA polymerase can unwind approximately _______________ bases.

What name is given to sequences that are found on the same molecule of DNA and contain information such as promoter sites?

RNA polymerase I transcribes the genes for

What is present in the spliceosome complex?

DNA must be in a ________________ for transcription to occur.

19.The enzyme _________________ transcribes a single precursor that encodes the 18S rRNA,the 28S rRNA,and the 5.8S rRNA.

The chemical reaction(s)in RNA splicing include

14.The template strand has the _______________ sequence as the RNA transcript (except T instead of U).

Which of the following modifications are made to eukaryotic tRNA transcripts?

Name the three stages of RNA synthesis.

Which DNA strand has the same sequence as the RNA transcript (except for thymine in place of uracil)?

What is the mechanism by which drugs such as actinomycin D slip between the bases of the DNA helix?

What are microRNAs,and what role do they play in gene regulation?

How does binding of heat-shock proteins differ between E.coli and Drosophila?

Which of the following is an RNA molecule that is catalytic?

Which of the following is required for DNA synthesis but not for RNA synthesis?

The role of GTP in self-splicing is

15.The _______________ subunit of RNA polymerase recognizes promoters during heat-shock conditions.

18.The rho (ρ)protein terminates transcription by acting as a ________________.

Proteins that possess alternative splicing products include