Examlex
The second step of the scientific method is ______.
Silencers
DNA sequences that can bind regulatory proteins to inhibit the expression of a gene, thus playing a crucial role in gene regulation.
Upstream Promoter Elements
Regions of DNA located before (upstream of) the coding sequence of a gene that help initiate transcription by providing binding sites for RNA polymerase and transcription factors.
Eukaryotes
Organisms whose cells have a nucleus enclosed within a nuclear envelope, making up one of the three recognized domains of life, including plants, animals, fungi, and protists.
Transcription Initiation
The first stage of gene expression in which the enzyme RNA polymerase binds to a promoter region of DNA, starting the process of RNA synthesis.
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