A vesicle can be thought of like a tiny pouch that surrounds the molecule and ushers it through an opening in the cell membrane. Examples of Selectively Permeable Membranes Selectively permeable membranes can be found around a variety of cells and places.
Weft Knitting Manufacture. Weft knitting is a knitted piece of fabric where the stitches run from left to right horizontally across the fabric. It is usually knitted with one piece of yarn, and can be made either by hand or using a knitting machine.
The warp is the tightly stretched lengthwise core of a fabric, while the weft is woven between the warp threads to create various patterns. Some people also call the weft the âfillerâ thread, since it fills in the design, and the archaic âwoofâ is also used instead of weft in some regions.