Prophase is the first step in mitosis and many changes occur. Chromatin fibers become coiled into chromosomes, with each chromosome having 2 chromatids joined at a centromere. The mitosis spindle, composed of microtubules and proteins, form in the cytoplasm.
Almost all enzymes will end in -ase but not all, some examples of enzymes are:
catalase
lactase
maltase
dna polymerase
amylase
lipase
trypsin
acetylcholinesterase
Abnormal cellular growth is caused by DNA mutations that divide in a much higher rate than normal
