FREE Trial
Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

Problem 9. Bending DNA into a loop. The Young's modulus for DNA is 300 MPa and its cross-sectional radius is 1 nm. DNA of length

image text in transcribed
Problem 9. Bending DNA into a loop. The Young's modulus for DNA is 300 MPa and its cross-sectional radius is 1 nm. DNA of length 50 nm is formed into a circular loop. A. What is the radius of curvature of this loop? Express your answer in nm. B. How much energy is required to form the circular loop? Express your answer in scientific notation in units of Joules. C. What is this bending energy in units of KBT. Recall that 1 KBT = 4.14 x 10-21 J (at T = 300 K)

Step by Step Solution

There are 3 Steps involved in it

Step: 1

blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

blur-text-image

Step: 3

blur-text-image

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Astronomy A Physical Perspective A Physical Perspective

Astronomy A Physical Perspective A Physical Perspective

Authors: Marc L Kutner

2nd Edition

0511075464, 9780511075469

More Books

Students also viewed these Physics questions

Question

★★★★★
Random variable X and Y have joint PDF Answer the following questions (a) What are E[X] and Var [X]? (b) What are E[Y] and Var [Y]? (c) What is Cov[X + Y]? (d) What is E[X + Y]? (e) What is Var[X +...

Answered: 1 week ago

Question

★★★★★
Explain the way in which employer contributions to a qualified pension plan are treated under federal tax laws and theway inwhich this treatment benefitsworkers covered under such plans

Answered: 1 week ago

Question

★★★★★
Am I surfing to avoid a more difficult or unpleasant t ask?

Answered: 1 week ago

Question

★★★★★
Jean and Tom Perritz own and manage Happy Home Helpers, Inc. (HHH), a house-cleaning service. Each cleaning (cleaning one house one time) takes a team of three house cleaners about 1.5 hours. On...

Answered: 1 week ago

Question

★★★★★
QUESTION 1 The three types of collections supported by the Java Collections Framework (JCF) are named lists, sets, and maps . True False 1 points QUESTION 2 A data structure stores only data, and...

Answered: 1 week ago

Question

★★★★★
0 Project Requirements 1. Opening balances- The opening balances for select accounts are provided in the appropriate ledger accounts. 2. Record the following transactions in the journal and post to...

Answered: 1 week ago

Question

★★★★★
Suppose that the United States is on a gold standard and the US authorities have committed to exchange an ounce of gold for $35. Suppose that France is on gold standard too and French authorities...

Answered: 1 week ago

Question

★★★★★
A vertical centrifuge, operating at $100 \mathrm{rpm}$, contains an aqueous suspension of solid particles with $S G=1.3$ and radius of $1 \mathrm{~mm}$. When the particles are $10 \mathrm{~cm}$ from...

Answered: 1 week ago

Question

★★★★★
The rallying cry of Donald Trump in the US presidential election in 2016 was to Make America Great Again and to focus on policies that protected and boosted US jobs and US workers. On election, Mr...

Answered: 1 week ago

Question

★★★★★
Compute the variance and the ACF (lag-1 to lag-4) of the following ARMA models with \(\operatorname{Var}\left(a_{t} ight)=1\) : (a) \(z_{t}=0.7 z_{t-1}+a_{t}\); (b) \(z_{t}=0.4 a_{t-1}+a_{t}\); (c)...

Answered: 1 week ago

Question

★★★★★
The optical system of Figure P33.95 consists of a converging lens and a converging mirror. The focal points of the lens are marked by open dots and the center of curvature of the mirror by a solid...

Answered: 1 week ago

Question

★★★★★
In testing the cash discounts on vendors invoices, the auditor did not expect to find any errors in the sample and therefore used attributes sampling techniques. Based upon the statistical...

Answered: 1 week ago

Question

★★★★★
Why is it important to ensure that employee appraisals occur when they are scheduled to occur?

Answered: 1 week ago

Question

★★★★★
What is the primary shortcoming of team appraisal? How can this be avoided but still using a team appraisal?

Answered: 1 week ago

Question

★★★★★
Why do experts recommend that three to five point rating scales be used for appraisals?

Answered: 1 week ago

Previous Question Next Question