Chemical fixation: This technique is used for stabilizing biological samples. Chemical substances are utilized tocross backlink protein molecules with close by molecules. The most frequently employed chemical in this technique is glutaraldehyde.C?u t?o c?a chúng bao g?m two ph?n riêng bi?t ph?n decal và ph?n d?. M?i ph?n l?i ???c chia ra làm 2