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 62 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 44% of students answer this correctly


theo

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

Dnite

  • Member
  • Posts: 297
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

The effects of organophosphate poisoning are referred to by using the abbreviations “SLUD” or “SLUDGE,” It stands for: salivation, lacrimation, urination, defecation, GI upset, and emesis.

Did you know?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

Did you know?

About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

Did you know?

The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

A molecular nanorobot dubbed a "spider" and labeled with green dyes traverses a substrate A molecular nanorobot dubbed a "spider" and labeled with green dyes traverses a substrate
This map shows the percentage of Protestants by state in Germany. When compared to the previous map This map shows the percentage of Protestants by state in Germany. When compared to the previous map
Establishing a steady-state resting membrane potential. Establishing a steady-state resting membrane potential.
Partial genetic map of E. coli Partial genetic map of E. coli
Components of the vestibulocochlear (VIII) nerve Components of the vestibulocochlear (VIII) nerve
1) (a) What is Coulomb?s Law? (b) Find the net electrostatic force on the charge labeled ?P? in ... 1) (a) What is Coulomb?s Law? (b) Find the net electrostatic force on the charge labeled ?P? in ...
Video: Pressure volume relationships - Normal inspiration and expiration

For a complete list of videos, visit our video library