Golgappa.net | Golgappa.org | BagIndia.net | BodyIndia.Com | CabIndia.net | CarsBikes.net | CarsBikes.org | CashIndia.net | ConsumerIndia.net | CookingIndia.net | DataIndia.net | DealIndia.net | EmailIndia.net | FirstTablet.com | FirstTourist.com | ForsaleIndia.net | IndiaBody.Com | IndiaCab.net | IndiaCash.net | IndiaModel.net | KidForum.net | OfficeIndia.net | PaysIndia.com | RestaurantIndia.net | RestaurantsIndia.net | SaleForum.net | SellForum.net | SoldIndia.com | StarIndia.net | TomatoCab.com | TomatoCabs.com | TownIndia.com
Interested to Buy Any Domain ? << Click Here >> for more details...


how will u identify which one of the given 2 test tube
contains protein solution or which one contains DNA solution
without using any instrument?

Answers were Sorted based on User's Feedback



how will u identify which one of the given 2 test tube contains protein solution or which one cont..

Answer / t

without using instrument or any reagent,one can simply
shake the test tube,frothing will indicate the presence of
protein in the test tube

Is This Answer Correct ?    12 Yes 0 No

how will u identify which one of the given 2 test tube contains protein solution or which one cont..

Answer / vipul panchal

just add chloroform or phenol to the test tube. one in which u
find turbidity contains protein. Rest one obviously wl have
DNA solution

Is This Answer Correct ?    6 Yes 1 No

how will u identify which one of the given 2 test tube contains protein solution or which one cont..

Answer / muni kumar

Buiret test
Buiret solution is a blue liquid that changes to purple
when proteins are present and to pink in the presence of
short chains of polypeptides. The copper atom of the biuret
solution reacts with the peptide bonds to cause the color
change.

Is This Answer Correct ?    2 Yes 0 No

how will u identify which one of the given 2 test tube contains protein solution or which one cont..

Answer / narayana

By shaking of 2 test tubes.
distrubing the solution that is protien,no change thats DNA.

Is This Answer Correct ?    0 Yes 0 No

how will u identify which one of the given 2 test tube contains protein solution or which one cont..

Answer / kesava

by shaking the test tube, on shaking test tube proteins gives floath and dna solution will not give floath.

Is This Answer Correct ?    0 Yes 0 No

Post New Answer

More Bio Chemistry Interview Questions

what is kallidin?

1 Answers   Aurobindo,


what is Alzheimer's disease?what are its symptoms?

1 Answers  


How do the two complementary nucleotide chains of the dna facilitate the replication process of the molecule?

0 Answers  


what are the principles involved in thin layer chromatography?

12 Answers   Aurobindo, Reddy Labs,


If we removed spleen from the body,what happens?is there any disturbance to immune system?

3 Answers  


How does a random coil differ from an irregularly structured region?

0 Answers  


What is the difference between Phospholipids and phosphosphingosides?

1 Answers   Hotel Jobs, ICO,


How is the actual free energy change for a process related to the standard free energy change?

0 Answers  


Give the type of functional group, general formula, and the suffix for methanoic acid (or) formic acid.

0 Answers  


difference between angiotensin-1 and angiotensin-2?

1 Answers   Biological.e.limited,


The peptide bond in proteins is a) nonpolar, and fixed in a trans conformation. b) nonpolar, but rotates to three preferred dihedral angles. c) planar, and usually found in a trans conformation. d) planar, but rotates to three preferred dihedral angles.

1 Answers  


Why is it usually necessary to cleave proteins into smaller fragments for sequencing?

1 Answers  


Categories