Podcast Beta
Questions and Answers
What type of genes are oncogenes?
Which of the following statements about proto-oncogenes is true?
When do tumor-suppressor genes become inactive?
What is the effect of gain-of-function mutations in oncogenes?
Signup and view all the answers
Which type of mutation results in the encoded protein being expressed in a cell type where it is not normally expressed?
Signup and view all the answers
What is the primary function of proto-oncogenes in normal cells?
Signup and view all the answers
How do oncogenes differ from proto-oncogenes?
Signup and view all the answers
What effect do tumor-suppressor genes have on cell division when they are mutated?
Signup and view all the answers
What is the primary effect of loss of heterozygosity in tumor-suppressor genes?
Signup and view all the answers
Which of the following best describes the role of DNA-repair genes in cancer?
Signup and view all the answers