<span>They are used because they keep reproducing more of themselves for use when most cells wouldn't !!!!!!!!!!!!</span>
Is a large molecule, or macromolecule, composed of many repeated subunits.Because of their broad range of properties, both synthetic and natural polymers<span> play essential and ubiquitous roles in everyday life.</span>
Answer:The immune system protects your child's body from outside invaders, such as bacteria, viruses, fungi, and toxins (chemicals produced by microbes). It is made up of different organs, cells, and proteins that work together.
Read more on Brainly.com - brainly.com/question/16566272#readmore
The answer is macrophages. They either actively invade these leukocytes or are phagocytosed, divide in the cells and cause lysis. The promastigotes that invade these leucocytes are transformed into amastigotes in the macrophages. These amastigotes continue attacking other healthy macrophages while others migrate to the mid gut.