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.
Plant ostrich ferns at the same level as they were in the pot and firm in, watering well to settle the soil. Water fern plants regularly during periods of hot and dry weather. Remove dead fronds in early spring and apply a mulch of well-rotted manure or compost around the crown of each plant.lant ostrich ferns at the same level as they were in the pot and firm in, watering well to settle the soil. Water fern plants regularly during periods of hot and dry weather. Remove dead fronds in early spring and apply a mulch of well-rotted manure or compost around the crown of each plant.