What is the third gene of lac operon in addition to lacz and lacy?
- Correct Answer: laca
- leya
- Lacy
- ghara
Explanation: The three genes of the lac operon are lacZ, lacY, and lacA. They encode proteins needed to digest lactose. The genes are expressed only in the presence of lactose.
More Random Questions
Q: What happens when oppositely charged regions of neighboring water molecules are attracted to each other?
Ans: hydrogen bonds form
Ans: hydrogen bonds form
Q: Which dance is performed during Bihar’s Chhath Puja?
Ans: Jat-Jatin
Ans: Jat-Jatin
Q: Where has the 'International Tourism Mart' been organized on November 30, 2024?
Ans: Kaziranga National Park
Ans: Kaziranga National Park
Q: Who has been given the '3rd Rohini Nair Award'?
Ans: Anil Pradhan
Ans: Anil Pradhan
Q: How many steps are involved in blood clotting?
Ans: three
Ans: three
Q: What is the study of past events called?
Ans: History
Ans: History
Q: Which Mughal ruler faced the Battle of Samugarh?
Ans: Aurangzeb
Ans: Aurangzeb
Q: Which medal has India won in the 45th FIDE Chess Olympiad?
Ans: Gold
Ans: Gold
Q: Which of the following statement is/are true in case of cold abscess?
Ans: None of the above
Ans: None of the above
Q: What is the rule for carrying children under 14 in vehicles?
Ans: Must use child seats
Ans: Must use child seats
Q: Who introduced market reforms in the Delhi Sultanate?
Ans: Alauddin Khalji
Ans: Alauddin Khalji
Q: A patient with muscle cramps requires intervention. Which electrolyte imbalance is most likely?
Ans: Hypomagnesemia
Ans: Hypomagnesemia
Q: A lumbar air study is performed on a patient with back pain. Which finding suggests a spinal tumor?
Ans: Spinal cord compression
Ans: Spinal cord compression
Q: What was a key driver of polarization in the U.S. in February 2025?
Ans: Economic growth
Ans: Economic growth
Q: Why do snakes have venomous bites?
Ans: to scare humans
Ans: to scare humans