객관식
The difference between benign and malignant tumors is:
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18. Cancer
Cancer
객관식
When activated by signals in the cell, Protein X can stop cells from growing and dividing into new cells. What type of gene codes for Protein X?
A
Oncogene.
B
Tumor-suppressor gene.
C
Protein kinase gene.
D
Protein Vesicle gene.
E
Proto-oncogene.
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