Please give me the answer to the A-level Biology Question Describe how the lac operon works when lactose is both present and absent.

Answered by a professional private A-level Biology Tutor

Do you need help to learn, study or revise? Check out our award-winning A-level Biology Tutors

Check out more A-level Biology questions and answers to help you study-

Describe the stages in DNA transcription and translation
Describe and explain how the lac Operon allows E coli bacteria to adapt to a new environment.
What is the difference between DNA and mRNA?
How do I answer questions on the adaptations of the lungs
Explain how action potentials are transmitted across synapses.
Explain how anti-diuretic hormone (ADH) is released and acts on cells in the collecting duct wall?
Could you explain the difference between passive diffusion and facilitated transport?
If the concentration of testosterone in a man’s blood starts to rise above normal, this system leads to a reduction in testosterone. How does this occur?How does Acetylcholine act on a neuronal synapse, and how is it re-uptaken?

Next postSchools' Innovative Approach To A Level Science Practical Endorsement During The Pandemic

Michael Richardson

Michael Richardson is an experienced A-Level teacher and online tutor, with a background in university teaching. He holds a Master's degree in Education from the University of Cambridge. Passionate about education, he is committed to helping students achieve their academic goals.