Proto-Oncogenes Expression Depends on External Cell Signaling

question 139

Multiple Choice

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.

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Definitions:

Price

The total funds necessary to acquire a commodity, service, or asset.

Output

The amount of goods or services produced by a business, industry, or economy.

Production and Pricing

The process of determining the cost and price for goods or services created by a business.

External Benefits

Advantages or positive effects that extend to parties not directly involved in a transaction or activity.