2. Place your Norfolk pine in the right light. 1  At least 2 hours of direct light per day will sustain your Norfolk pine, however it will adapt to bright indirect light as well. 2  Norfolk pines can thrive in east, west or north facing windows for some of the year.ow to Care for a Norfolk Pine. Despite its name, Norfolk Pines are houseplants, although in a frost-free climate it can grow outdoors quite well--up to 100â (30 M) tall.
Microfilament. Definition. noun, plural: microfilaments. A thin, helical, single-stranded filament of the cytoskeleton found in the cytoplasm of eukaryotic cells, composed of actin subunits, and functions primarily in maintaining the structural integrity of a cell and cell movements.
The filaments also enable a dividing cell to pinch off into two cells and are involved in amoeboid movements of certain types of cells. Microfilaments are solid rods made of a protein known as actin. When it is first produced by the cell, actin appears in a globular form (G-actin; see Figure 1).