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Gene Regulation Chapter 18

Horizontales
A cytoplasmic determinant that establishes the head end of the fruit fly.
Molecular signals from one cell to neighboring cells in the embryo, which cause the affected cells to differntiate.
An example of a repressible operon.
And enzyme essential in the processing of microRNAs.
Giant protein complexes that recognize ubiquitin-tagged proteins and degrade them.
Proteins that bind to the Promoter of genes to enable transcription.
A process by which embryonic cells become specialized in structure and function.
RNAs and proteins, encoded by the mother's DNA, that regulate early embryonic growth .
Short sequences of single-stranded RNA that bind to mRNA and degrade them.
Short, single-stranded RNA molecules that re-establish methylation patterns after gamete formation.
A pathway that builds up or synthesizes molecules.
A pattern of inheritance which changes gene expression without changes in the DNA.
The embryonic process that leads to specialization of a cell.
Genes that function to stimulate cell division and growth.
Verticales
A segment of DNA located in the promoter that acts an on-off switch for the entire operon.
A pathway that breaks down molecules.
Modification of DNA that inhibits gene transcription.
Genes that funtion to suppress cell division
A regulatory protein that binds to the operator and turns off transcription.
A process of producing multiple transcripts from one primary mRNA, by exon shuffling.
A signaling molecule that measures the amount of glucouse available in the cell.
An example of an inducible operon.
Noncoding segments of DNA upstream of the promoter, that bind enhancers and silencers.
Genes that have become mutated and are now cancer-causing.
The process that gives an embryo its 3-dimensional shope.
Gene regulation in prokaryotes that consists of one promoter and all the genes of a metabolic pathway.
Catabolic activator protein provides positive regulation of LAC operon.