Ask Question, Ask an Expert


Ask Biology Expert

problem 1.
a. How have Eukaryotic cells solved the problem of moving proteins and organelles from one part of the cell to another, faster than would occur by diffusion? And give a specific ex to illustrate how a protein may be moved from part of the cell to another.
b. Describe one mechanism that ensures that proteins are moved to the appropriate place within a cell.

problem 2.
a. Using exs to illustrate your answer name and briefly describe four different types of non-covalent interactions that can occur between and within molecules.
b. How is a Scathard plot generated, and what measure of the inter-molecular interaction is used to determine this?

problem 3.
a.What are three features of a protein domain?
b.Briefly outline there attributes conferred on a protein by having multi-domain architecture. Illustrate your answer using at least two exs of multi-domain proteins.

problem 4.
a.Briefly describe how packaging of DNA into chromatin contributes to DNA protection, compaction and metabolism.
b.Briefly describe one factor of cellular component that contributes to the packaging of the eubacterial chromosome.
c.How is the type of DNA packaging found in Archae similar to that observed in Eukaryotes?

problem 5.
a.In terms of replication origins, how do the chromosomes of E. coli and S. Cerevisiae differ?
b.What is the main advantage to a cell of having a defined starting point for DNA synthesis?

problem 6.
a.Two post-translational modification of proteins and indicate where the modification takes place within the cell and what effect it has on the protein.
b.What is a proteasome, and what function does it have and where is it located within the cell?
c.How are proteins targeted to proteasomes?
d.How do functions of proteasomes and MHC molecules combine to contribute to immune defense?

Biology, Academics

  • Category:- Biology
  • Reference No.:- M924303

Have any Question? 

Related Questions in Biology

Genetics and inheritancereview information on genetic

Genetics and Inheritance Review information on genetic disorders on the National Human Genome Research Institute Site: Choose a genetic disorder that can be inherited from a parent. Write a 525- to ...

Microscopy for microbiology - use and functionhands-on labs

Microscopy for Microbiology - Use and Function Hands-On Labs, Inc. Version 42-0249-00-02 Lab Report Assistant This document is not meant to be a substitute for a formal laboratory report. The Lab Report Assistant is simp ...

You have been asked to investigate a new procedure that

You have been asked to investigate a new procedure that physicians would like nurses to adopt in the hospital. Discuss the process you would apply to determine whether the procedure falls within the RN scope of practice ...

Based on your experience if you had to design a cell with a

Based on your experience, if you had to design a cell with a volume of 125 cm3, explain the best dimensions of the cell for the most efficient rate of diffusion? Hint: it may not be a perfect cube.

Option i the effect of low ph on enzyme activitydesign an

Option I: The Effect of low pH on Enzyme Activity Design an experiment in which you will test the effect of an acidic fluid on enzymatic activity. Recall: enzymes are proteins! To complete this project, it may be useful ...

Internet postings about whole foods and wild oatsfrom its

Internet Postings about Whole Foods and Wild Oats From its beginnings as one small store in Austin, Texas, Whole Foods Market has grown into the world's leading retailer of natural and organic foods, with hundreds of loc ...

1 250 wordsargue in favor of regulating environmental

#1 250 words Argue in favor of regulating environmental estrogens presenting evidence specifically related to these chemicals and sexual development in the animal kingdom. Can sex determination be the result of errors an ...

In this assignment you will be writing a 1000-1250-word

In this assignment, you will be writing a 1,000-1,250-word essay describing the differing approaches of nursing leaders and managers to issues in practice. To complete this assignment, do the following: nursing shortage ...

You currently work as a marketing coordinator for new city

You currently work as a marketing coordinator for New City Home Care, a private home health company that offers nursing care and therapy services to the elderly residents of a medium-sized Midwestern city with a populati ...

For the optimal temperature experiment which

For the optimal temperature experiment, which enzyme/substrate pair did you use? List your results for the absorbance at one minute when the temperature was 10, 20, 30, 40, 50, 60, 70 and 80 degrees. Based on your result ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

A cola-dispensing machine is set to dispense 9 ounces of

A cola-dispensing machine is set to dispense 9 ounces of cola per cup, with a standard deviation of 1.0 ounce. The manuf

What is marketingbullwhat is marketing think back to your

What is Marketing? • "What is marketing"? Think back to your impressions before you started this class versus how you

Question -your client david smith runs a small it

QUESTION - Your client, David Smith runs a small IT consulting business specialising in computer software and techno

Inspection of a random sample of 22 aircraft showed that 15

Inspection of a random sample of 22 aircraft showed that 15 needed repairs to fix a wiring problem that might compromise

Effective hrmquestionhow can an effective hrm system help

Effective HRM Question How can an effective HRM system help facilitate the achievement of an organization's strate