Growth areas are not a tool to stop development; rather, they are used to geographically indicate where more development is appropriate and public Q. What is the Experience With Growth Boundaries in Other Areas? A. Oregon created urban growth boundaries as part of its state and regional land use policies.
Stage One - Hydration and Metabolism. In the first stage of germination, seeds begin to absorb water, a process called imbibation.. The seed coating softens as it absorbs water, and the seed then begins to metabolize, as the water triggers release of an enzyme that speeds cellular respiration, where starch is transformed into sugar.
Some seeds require proper light also. Some germinate better in full light while others require darkness to germinate. When a seed is exposed to the proper conditions, water and oxygen are taken in through the seed coat. The embryo's cells start to enlarge.Then the seed coat breaks open and a root or radicle emerges first, followed by the shoot or plumule that contains the leaves and stem. Many things can cause poor germination.ry conditions mean the plant doesn't have enough moisture to start the germination process and keep it going. Some seed coats are so hard that water and oxygen cannot get through until the coat breaks down. Soaking or scratching the seeds will help break down the seed coat.