Layers and Layers. Once the raised bed site is prepared, install the drainage rocks at the bottom of the space. Dump the crushed rocks or gravel into the framed space, one bag or bucket at a time. Spread the rock by hand, or with a metal rake, until you achieve a uniform depth of 2 to 3 inches across the bed.
exists and is an alternate of . DNA has all of the information for the cell to perform all of the tasks it needs to do. DNA has all of the information for the cell to perform all of the tasks it needs to do.
DNA is located inside a special area of the cell called the nucleus. Because the cell is very small, and because organisms have many DNA molecules per cell, each DNA molecule must be tightly packaged. This packaged form of the DNA is called a chromosome. DNA spends a lot of time in its chromosome form.