WHAT IS CANCER?-LESSON 90
In the coming lessons we will learn about cancer. WHAT DOES CANCER MEAN? Every single livelihood for instance microorganisms, creepy-crawly insects, animals, and human beings are constructed of abundant cells. Human body itself is constructed of millions of cells that are particularly modified to accomplish specific roles for example sex cells, sperms, and egg (these cells perform the role of reproduction). What is a cell? The cell is the basic unit of all living things or organisms, which can duplicate itself exactly. A tissues is a gathering or one type of cells of same kind for instance nervous tissue, muscular tissue, connective tissue, etc, A collection of same kind of tissues form an organ, such a heart, lungs, liver, etc. In other words, an organ is a part of the body, composed of more than one tissue. As the human body grows from babyhood to parenthood, the cells belonging to different tissues and organs break up and subdivide in anticipation of more in...