In a eukaryotic cell, how is transcription regulated? a. transcription factors bind to the tata box to move rna polymerase to the required spot. b. the lac operon blocks transcription when it acts as a repressor and this stops the rate of transcription. c. only one gene is needed so it's turned on or off at one time so proteins to turn on required genes. d. srna interferes with mrna, which prevents the binding of rna polymerase to the substrate agent.

What type of graph is best for displaying percentages or parts of a whole

The table lists the observations students made about four specimens under a microscope. based on these observations, what specimens did the students examine? animal plant virus prokaryote cell membrane present ribosomes present lysosomes present nuclear membrane present cell wall present ribosomes present nuclear membrane absent cell wall present ribosomes present nucleus present large vacuole present reproduces inside of a cell nucleus absent rna present 2019 edmentum all rights reserved intl

When rutherford performed his metal foil experiment, he was surprised that most of the alpha particles