Proto-oncogenes expression depends on external cell signaling. Under normal conditions, what molecules regulate the expression of proto-oncogenes?
A) Insulin
B) Growth factors
C) p53
D) HER-2
E) All of the answer choices are correct.
Correct Answer:
Verified
Q86: A base substitution can result in
A) a
Q87: If a gene mutation occurs that results
Q88: In normal cells, tumor suppressor genes
A) decrease
Q89: A mutation in a tumor suppressor gene
Q90: A mutation in the _ results in
Q92: Mutations in tumor-suppressor genes and in proto-oncogenes
Q93: A breast cancer patient may be diagnosed
Q94: The appearance of cancerous cells differs from
Q95: As cancerous cells accumulate mutations, the cells
Q96: Benign tumors are not considered a threat
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