« previous next »

Author Question: If a particular operon encodes enzymes for making an essential amino acid and is (Read 551 times)

aero

  • Hero Member
  • *****
  • Posts: 512
on: Jun 29, 2013
If a particular operon encodes enzymes for making an essential amino acid and is regulated like the trp operon, then
A) the amino acid inactivates the repressor.
B) the enzymes produced are called inducible enzymes.
C) the repressor is active in the absence of the amino acid.
D) the amino acid acts as a corepressor.
E) the amino acid turns on transcription of the operon.


Hawke

  • Hero Member
  • *****
  • Posts: 679
Reply #1 on: Jul 1, 2013
I'd go with D. It makes sense.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

aero

  • Hero Member
  • *****
  • Posts: 512
Reply #2 on: Jul 23, 2013
Thanks Hawke :D


« previous next »
 

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Did you know?

To maintain good kidney function, you should drink at least 3 quarts of water daily. Water dilutes urine and helps prevent concentrations of salts and minerals that can lead to kidney stone formation. Chronic dehydration is a major contributor to the development of kidney stones.

Did you know?

The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

Did you know?

Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.

Did you know?

Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.

Chemical similarities between para-aminobenzoic acid and sulfonamides. Chemical similarities between para-aminobenzoic acid and sulfonamides.
Enzymes: Note the enzyme has the ending ase as in sucrase and the actual substrate is sucrose. Enzymes: Note the enzyme has the ending ase as in sucrase and the actual substrate is sucrose.
Overview of the fatty acid oxidation pathway Overview of the fatty acid oxidation pathway
Comparison of Alpha Modified Eagle’s Minimum Essential Medium with Dulbecco’s Modified Eagle’s ... Comparison of Alpha Modified Eagle’s Minimum Essential Medium with Dulbecco’s Modified Eagle’s ...
Proteins are built from amino acids. Proteins are built from amino acids.
An acetic acid solution is 6.00 M and has a density of 1.04 g/mL. What is the ma An acetic acid solution is 6.00 M and has a density of 1.04 g/mL. What is the ma
Video: DNA fingerprinting Animation

For a complete list of videos, visit our video library