What provides necessary energy to power transcription?

High-energy phosphate bonds. This is the bond formed when certain compounds such as ATP and ADP combine together to form a new compound. The negative free vitality change comes rather from the way that the bonds shaped after hydrolysis - or the phosphorylation of a buildup by ATP - are bring down in vitality than the bonds introduce before hydrolysis.

Jenny and fred both play a long note on their trombones. a stationary observer hears the sound increasing and decreasing repeatedly in loudness. which of these must be true? the sound waves from the two trombones have slightly different frequencies.the sound waves from the two trombones have the same frequency.the sound waves from the two trombones have slightly different amplitudes.the sound waves from the two trombones have the same wavelength.the sound waves from the two trombones have slightly different velocities.  lolthe answer is          the sound waves from the two trombones have slightly different frequencies.