Loss-of-function mutations in which of the following genes typifies colorectal carcinomas?

a. myc              b. K-ras                       c. p53              d. APC

TLS Online TPP Program

#Question id: 4308

#3. Fundamental Processes

Most repressor proteins are allosteric. Which of the following molecules binds with the repressor to alter its conformation and therefore affect its function?

TLS Online TPP Program

#Question id: 4310

#3. Fundamental Processes

Which of the following processes destroys RNA molecules in a cell if they have a sequence complementary to an introduced double-stranded RNA?

TLS Online TPP Program

#Question id: 4316

#3. Fundamental Processes

Which of the following processes do normal proto-oncogenes typically exhibit?

TLS Online TPP Program

#Question id: 4317

#3. Fundamental Processes

Which of the following functions does the product of the p53 gene carry out?

TLS Online TPP Program

#Question id: 4318

#3. Fundamental Processes

Which of the following statements correctly describes a characteristic of tumor-suppressor gene?

TLS Online TPP Program

#Question id: 4319

#3. Fundamental Processes

Why are BRCA1 and BRCA2 considered to be tumor-suppressor genes?