The answer is degradation. Degradation in land is making the land to have an undesirable conditions that would make or contribute into having effects that will harm not only the land itself but to have less of having land to support plants, crops and having to have and provide the needs of a livestock to live and to be supported.
Its advantage it that original offspring is original not fake but usually idectail of spring is fake.
I belive fake offspring can not reproduse
Answer: Different genes being expressed.
Explanation:
The differences in the structure of the muscle and the nerve cells is due to the gene expression or gene expressed in the cell and the gene silenced to achieve the desired organisation of cells.