Answer: "To move substances against a concentration or electrochemical gradient, a cell must use energy. Active transport mechanisms do just this, expending energy (often in the form of ATP) to maintain the right concentrations of ions and molecules in living cells."
<span>There are three types of seismic waves. These are classified on the basis of their penetration in the earth's surface and their arrival to seismographs. First are primary waves, which arrive first and penetrate the deepest. Then are the secondary waves, which penetrate less and arrive after primary waves. Finally are the surface waves, which do not penetrate the earth's surface and arrive the latest.</span>
The information in RNA is Decoded by Transcription. During transcription a portion of the cells DNA serve as a template for creation of RNA molecules. The DNA to other parts of the cell for processing. The specific type of RNA known as messenger RNA carries the information stored in DNA to other areas of the cell.
A. the history is the moths that where white where able to blend in the trees before the pollution of the trees causing the trunks to turn black and the frequency of the blacks being seen to be more then the whites
