In Which One of the Following Ways Does a Proto-Oncogene

question 36

Multiple Choice

In which one of the following ways does a proto-oncogene differ from an oncogene?

• A) Proto-oncogenes code for proteins that regulate the expression of structural genes; oncogenes code for nucleic acids involved in cell division.
• B) Proto-oncogenes control normal cell division; oncogenes contribute to the development of cancer.
• C) When oncogenes become damaged, they become proto-oncogenes.
• D) Oncogenes activate tumor suppressor genes; proto-oncogenes repress tumor suppressor genes.
• E) Proto-oncogenes cause cells to self-destruct when damaged; oncogenes cause damaged cells to repair themselves.

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Definitions:

Psychotropic Drugs

Medications that affect the mind, emotions, or behavior by altering the chemistry of the brain.

Mental Institutions

Facilities designed for the treatment, care, and support of individuals with mental illnesses, historically referred to as asylums.

Deinstitutionalization Programs

Initiatives aimed at relocating individuals with mental illness from psychiatric hospitals or long-term care facilities to community-based settings, emphasizing outpatient care and support.

Dropout Rates

The percentage of individuals who leave an educational institution without completing their course of study.