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.
Microfilaments are made of actin (a protein). The contractile bond between actin and myosin as well as other cytoplasmic proteins gives microfilaments the ability to promote cell movement. 1  The Cytoskeleton and Cell Movement-Image Diversity: microfilaments actin and myosin intermediate filaments.. Microtubules are made of consecutive dimers of the protein tubulin (each dimer contains an alpha and a beta tubulin). Microtubules play a role in cell division; they are components of cilia and flagella and they also form centrioles.