Devoting a few sentences to each, describe the following structures or complexes and their effects on eukaryotic gene expression:

Dicer

Devoting a few sentences to each, describe the following structures or complexes and their effects on eukaryotic gene expression:

RISC

Devoting a few sentences to each, describe the following structures or complexes and their effects on eukaryotic gene expression:

Silencer

Devoting a few sentences to each, describe the following structures or complexes and their effects on eukaryotic gene expression:

Enhancer

How do we know that double-stranded RNA molecules can control gene expression?

How do we know that misregulation of mRNA stability and decay is a contributing factor in some cancers?

How do we know that alternative splicing enables one gene to encode different isoforms with different functions?

Describe and give an example (real or hypothetical) of each of the following:

Enhanceosome action