A continent is what floats on top of the plate. There are continental and oceanic plates. The continents float on the continental plate and the ocean sits on the oceanic plate â¦ . But there are also plates that carry both continents and oceans.
Definition of Control (genetic). Control (genetic): The control of gene expression. Genetic control may be on the transcriptional or translational level. Transcriptional control works by controlling the number of RNA transcripts of a region of DNA, indirectly controlling protein synthesis.
â¢ transcription factor â a protein that binds to DNA and regulates gene expression by promoting or suppressing transcription. â¢ transcriptional regulation â controlling the rate of gene transcription for example by helping or hindering RNA polymerase binding to DNA.