cancer

Question 1

2 characteristics cancer cell

Answer 1

• Reproduce beyond the restraints of normal cell division

Invade and colonize territories reserved for other cells

Question 2

tumor

Answer 2

Tumor: relentlessly growing mass of abnormal cells
Cells are:
- Reproducing
- Have the ability to invade surrunding tissues
** if invade and form secondary tumors: metastases
** tumor is considered cancer onlyf if it malignant

Question 3

4 characteristics cancer cells that differ from normal cells

Answer 3

1. Large, variable shaped nuclei. Relatively small cytoplasmic volume
   
   2. Variation in cell size and shape. Disroganisez arrangement of cells
   3. Loss of normal specialised features. Elevated expression of certain cell markers
      Large number of dividing cells. Poorly defined tumor boundaries