What is the third gene of lac operon in addition to lacz and lacy?

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.

Join our channels for latest updates

More Random Questions

Q: What was the main food source for early humans?
Ans: Wild plants
Q: Who was the first INC President in 1885?
Ans: Womesh Chandra Bonnerjee
Q: What was the impact of winter storms on the economy in Q1 2025?
Ans: Increased growth
Q: Which article defines the President’s role?
Ans: Article 52
Q: What is the physical transformation of an insect moving through stages of life?
Ans: parthenogenesis
Q: What happens to water when it freezes?
Ans: it expands
Q: Where does gas exchange occur in the human respiratory system?
Ans: Alveoli
Q: A patient with dyspepsia reports heartburn. Which medication is commonly prescribed?
Ans: Ranitidine
Q: Which state’s costume ‘Riganai Pachara’ got the GI tag?
Ans: Tripura
Q: Do vascular or nonvascular plants lack tracheids?
Ans: both do
Q: Upon death of an organism, during composition, what returns to the soil as ammonium ions?
Ans: hydrogen
Q: What are plants that are adapted to very dry environments called?
Ans: xerophytes
Q: Who has announced the "VASA-IAI" model to convert images into videos on April 22, 2024?
Ans: Microsoft
Q: Where was the world's highest astronomical observatory inaugurated on May 24, 2024?
Ans: Japan
Q: What compounds form crystals instead of molecules?
Ans: ionic compounds
Youngistan Junction
Youngistan Junction

Welcome to Youngistan Junction, your ultimate hub for staying updated with the latest in current affairs, general knowledge, and general studies! Whether you're a student gearing up for exams or just someone passionate about expanding your knowledge, Youngistan Junction is here to provide you with an extensive collection of well-curated questions and answers.

Articles: 6683