Which of the Following Occur as a Result of the Inducer

question 33

Multiple Choice

Which of the following occur as a result of the inducer (lactose or a derivative of lactose) binding to the lac repressor protein? 1. RNA polymerase transcribes the /lac operon. 2. Catabolite activator protein binds to a specific site on the DNA. 3. There is a conformational change in the repressor. 4. The amount of beta?
Galactosidase increases in the cell.

• A) only 1, 2 and 3 are true
• B) only 2, 3 and 4 are true
• C) only 1, 3 and 4 are true
• D) only 1 and 3 are true
• E) all are true

---

Definitions:

Marasmus

A severe form of malnutrition characterized by energy deficiency, resulting in significant weight loss and muscle wasting.

Depigmentation

Depigmentation involves loss of skin color due to the absence or decrease of melanin, often visible in conditions such as vitiligo.

Dermatoses

A general term for any skin disease or disorder.

Allergens

Substances that can trigger an allergic reaction in sensitive individuals, ranging from pollen and pet dander to certain foods and chemicals.