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Action potential - If threshold level of Na+ is reached/exceeded it will result in the opening of the voltage gated Na+ channels down the entire length of the neuron. All or nothing event. As stimulus intensity increases, the amplitude and speed of the action potential...? - Remain constant How ...

does DNA polymerase or RNA polymerase need a primer? - RNA RNA polymerase binds to an area called ____ - promoter what does the promoter do? - RNA polymerase attaches/initiates transcription Explain initiation in transcription - promoter binding occurs, RNA polymerase lands. DNA helix unwinds + ...

glycolysis - - exergonic bc releases ATP still does use ATP produce 2 ATP, 2 pyruvate, 2 NADH transmission electron microscope (TEM) - - very magnified 2D image of single bacterial cell must be very thin CROSS-SECTION of cell must be DEAD scanning electron microscope - - 3D image of single ba...

DAT Biology Exam with Questions and 100% Correct Answers| Passed

DAT Biology Actual Exam with Complete Verified Answers

promoter region for mRNA transcription, describe it - TATA sequence (TATA box) help attract RNA polymerase In prokaryotes what is needed for the RNA polymerase to bind to the promoter - Sigma factors Sigma factors bind with RNA Polymerase to form - RNA polymerase holoenzyme and now has the abili...

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