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Could anyone help me with this ??? Healthy cells contain many proto-oncogenes. T

ID: 41117 • Letter: C

Question

Could anyone help me with this ???

Healthy cells contain many proto-oncogenes. True or False All malignant tumors start out as a single mutated cancer cell. True or False A distinguishing feature of cancer cells is their perfect symmetry. True or False Telomerase is an enzyme present in healthy cells that maintains the tips of chromosomes. True or False The easiest way to avoid cancers caused by an environmental factor is to avoid smoking any organic compound. True or False If you carry either the BRCA1 or BRCA2 gene, you will develop breast cancer. True or False The RB gene is an oncogene. True or False The environmental carcinogens known as initiators cause cancerous changes in cellular functioning. True or False Genetic tests can detect the presence of cancer. True or False Eating fresh fruits, vegetables, and whole grains while avoiding trans and saturated fats will lower your cancer risk. True or False New cancer treatments target cancer cells and are less damaging to healthy cells. True or False The environment has not been conclusively linked to cancer risk. True or False

Explanation / Answer

1) True

2) True

3) False

4) True

5) True

6) False (Everyone carries. But only specific mutations in BRCA will lead to breast cancer)

7) True

8) True

9) True

10) True

11) True

12) False

13) Kill

14) Tumor suppressors

15) Proto oncogenes

16) mutations

17) Prostate

18) Immunotherapy

19) Angiogenesis