Answer:
a risk factor is a variable that increases your risk for a disease.
ex. being a smoker is a risk factor for lung cancer.
The four tissue types that have intercellular junctions are;epithelial tissue, connective tissue, muscle tissue andnervous tissue.
Both cancers involve the same genomic change in homologous chromosomes. The only difference is that the first mutation is inherited and the second is somatic in familial cancer, whereas in sporadic cancer both mutations are somatic.
hope that helps you xx
1. neurons
2. muscle cells
3. red blood cells
4. sperm cells
5. leukocyte
im not 100% sure but i hope this helps :)
