Questions
The lac operon consists of several genes that encode enzymes required for metabolizing lactose. The expression...

The lac operon consists of several genes that encode enzymes required for metabolizing lactose. The expression of the lac operon is regulated by the presence of lactose and glucose.

Q) What changes could you make to the lac operon to make the transcription from it independent of the presence or absence of lactose?

In: Biology

Write the balanced equation for the reaction between MnO4^- and C2)4^2-. Identify the oxidizing reagent and...

Write the balanced equation for the reaction between MnO4^- and C2)4^2-. Identify the oxidizing reagent and the reducing reagent. Identify the elements that undergo oxidation and reaction including their oxidation number changes. 2MnO4^- + 5 C2O4^2- + 16H^+ --> 2Mn^2+ + 10CO2 + 8H20

In: Chemistry

Water changes between solid phase (as ice) and liquid phase at 0℃. and between liquid phase and gas phase (as water vapor) at 100 ℃.

 
Water changes between solid phase (as ice) and liquid phase at 0℃. and between liquid phase and gas phase (as water vapor) at 100 ℃. Write a program to accept a temperature front keyboard, and display the corresponding water phase (solid, liquid or gas) under that temperature.

In: Computer Science

1. Although three major types of epigenetic modifications have been identified, specific environmental or nongenetic factors...

1. Although three major types of epigenetic modifications have been identified, specific environmental or nongenetic factors can cause epigenetic modifications. Identical twins have essentially the same DNA sequences; however, aging and significant lifestyle differences cause changes in:

In: Nursing

How did the economic disaster of the Great Depression, preceded by the roaring 1920s, cause a renewal of xenophobia in the US?

How did the economic disaster of the Great Depression, preceded by the roaring 1920s, cause a renewal of xenophobia in the US? Why would these two spectral changes cause this type of reaction again in the US? Do we see anything happening like this currently in the United States?

In: Economics

Please give your own examples of solids, liquids, and gases: A Molecular Comparison. Below you will...

Please give your own examples of solids, liquids, and gases: A Molecular Comparison. Below you will find key questions on this topic.

1. Define crystalline and amorphous and recognize the difference in solids.
2. Know that both temperature and pressure can affect phase changes.

In: Chemistry

4.a. Suppose that the nominal interest rate is 6%. If the nominal rate is three times...

4.a. Suppose that the nominal interest rate is 6%. If the nominal rate is three times of the real interest rate. Find the inflation rate?

b.If both riskiness of bonds and government budget deficit increase, what would happen to bonds prices? Show these changes in a graph?

In: Economics

Identify the mistakes managers typically make in the refreezing part of the change management process.  Check all...

Identify the mistakes managers typically make in the refreezing part of the change management process.  Check all that apply.

Not systematically planning for and creating short-term wins

Not creating a powerful enough guiding coalition

Not removing obstacles to the new vision

Not anchoring changes in the corporation’s culture

In: Operations Management

(a) Describe any evidence that a chemical reaction occurred when you added 6 M HCl to...

(a) Describe any evidence that a chemical reaction occurred when you added 6 M HCl to the solution of sodium acetylsalicylate. (b) Explain why the changes that you observed took place. please answer both parts (a) and (b) with drawing stractures as well and explantion.

In: Chemistry

Answer the following questions. (a) What is the implication of a correlation matric not being positive-semidefinite?...

Answer the following questions.
(a) What is the implication of a correlation matric not being positive-semidefinite?
(b) Why are the diagonal elements of a correlation matrix always 1?
(c) Making small changes to a positive-semidefinite matrix with 100 variables will have no effect on the matrix. Explain this statement?

In: Advanced Math