Shores can be found as the area that separates the stretch of land from a body of water.
A beach doesn’t change on a daily basis (without humans)
A coast is the land near the sea so, it doesn’t really change.
A shoreline though, is the line between land and sea/ocean. A shoreline is constantly getting corroded and changed on a daily basis, especially compared to the other answers.
During interphase, the cell grows and the DNA replicates. After that there's the mitotic phase where the replicated DNA and the contents in the cytoplasm are sperated in a way that the cell divides.