1 Quaternary Structure-refers to the structure of a protein macromolecule formed by interactions between multiple polypeptide chains. 2  Each polypeptide chain is referred to as a subunit. 3  Proteins with quaternary structure may consist of more than one of the same type of protein subunit.
1 Set the plant in a water-proof container to protect your furniture. 2  Water the plant thoroughly when the soil surface is dry to the touch. 3  Discard any excess water which remains in the saucer after 10 minutes. 4  The bright colour of the bracts will remain longer if temperatures do not exceed 22Â°C.
Typically when you purchase an African violet, it'll be happy in that container for a while. African violets usually like to be somewhat crowded, but need to be repotted about once a year. They prefer a lightweight potting media. Water your African violets when the soil surface is dry to the touch. Water from the top or bottom, but don't let the plant sit in water once it's absorbed what it can. To create new plants, just snap off a leaf and nestle it in potting soil.