This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: (a) Describe by labeled diagram the structural components of the lac operon in E. coli. (b) State ... (Read 64 times)

theo

  • Hero Member
  • *****
  • Posts: 698
on: Mar 26, 2020

Question 1

Present a detailed description of the actions of the regulatory proteins in inducible and repressible enzyme systems.

Question 2

(a) Describe by labeled diagram the structural components of the lac operon in E. coli.
(b) State the function of the lac regulator gene.
(c) State the function of β-galactosidase in the lac system.
(d) Show by diagram the manner in which lactose brings about transcription of the three structural genes of the lac operon.
(e) Explain why certain mutations in the regulator gene (I-) of the lac system result in maximal synthesis of β-galactosidase, permease, and transacetylase even in the absence of the inducer (lactose).
Essentials of Genetics ¦ Klug ¦ 9th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by theo on Mar 26, 2020

owenfalvey

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Mar 26, 2020
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 27% of students answer this correctly


theo

  • Member
  • Posts: 698
Reply 2 on: Mar 26, 2020
Gracias!

lcapri7

  • Member
  • Posts: 350
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

Did you know?

Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.

Methicilli ...
Did you know?

Most strokes are caused when blood clots move to a blood vessel in the brain and block blood flow to that area. Thrombolytic therapy can be used to dissolve the clot quickly. If given within 3 hours of the first stroke symptoms, this therapy can help limit stroke damage and disability.

Hertzsprung–Russell diagram Hertzsprung–Russell diagram
Hubble’s Tuning Fork Diagram Hubble’s Tuning Fork Diagram
Structural basis for Ras activation by GTP Structural basis for Ras activation by GTP
Industrial solid waste process flow diagram Industrial solid waste process flow diagram
Muscle Tissue Components Muscle Tissue Components
Cellular Components of Mammalian Blood Cellular Components of Mammalian Blood
Video: Egg and Sperm Formations in Animals Animation

For a complete list of videos, visit our video library