The number and appearance of chromosomes in a cell is called a karyotype. A karyotype can only be seen and studied with a microscope. To make karyotypes easier to understand, karyograms are often made. In karyograms, homologous chromosomes are put side by side and then arranged by size.
A zigzag stitch is a great way to seam knit fabrics. Its inherent stretch allows for the fabric to stretch and move without fear of popping a seam. On light to medium weight knits, try using a stitch length of 1.5 and a width of 5. This setting closely mimics the look and function of an overlock stitch.
1 To make a purl stitch, you do all the same steps as you do to make a knit stitch except with slightly different motions. 2  Hold the needles as if to knit -- the needle with the stitches is in your left hand and the empty needle is in your right hand. .