A fertilized egg is called a zygote until it divides into 16 cells, forming a ball-shaped structure called a morula. The events during the zygote stage involve the integration of both parents' DNA into the cell nucleus and the beginning of rapid cell division, or cleavage.
They only have one electron in their outer most shell which makes them very reactive.
Answer:
a. Aging
c. Heredity
d. Crohn disease
e. High-fat diet
Explanation:
Colon cancer involves the abnormal growth of cells in the colon found in the large intestine.
Colon cancer is found to be hereditary in about 10 percent of patients .
It is also common with individuals who are used to taking high fat diets and affects most people older than 50 years old.
Crohn’s disease is also found to be a risk factor for having colon cancer.
I think option 4 okay coper thnaks u
