Difference between large calories and small calories?

As cal is defined as the approximate amount of energy needed to raise the temperature of one gram of water by one degree Celsius at a pressure of one atmosphere. It would be nice if someone can...

09 October 2017 208 2 View

How to remove the spacer from the glass plate, they are fused because of acrylamide.

I have a problem, my plate and spacer are fused because of acrylamide and it's hard to remove I even broke one short plate. Our acrylamide is not good to use we confirmed that by an acrylamide...

05 June 2017 8,890 8 View

What is the difference between ligand, substrate and cofactors?

Can someone please explain in detail with examples to clarify me the main difference between ligand, substrate and co-factors. I am curious about it. If there is no difference then why using the...

06 July 2016 4,533 5 View

Regioselectivity and Stereoselectivity?

Can someone please explain with good examples about regioselectivity and stereoselectivity? In general chemical bonding concept and it would be perfect if someone could explain with respect to an...

04 May 2016 5,675 1 View

How Ultraviolet C (UVC) causes the formation of covalent bonds between protein-RNA?

I am reading an article which says " The UVC light induces the formation of covalent cross-links only at the sites of direct contact between protein and RNA".As UVC is used for disinfecting water,...

03 April 2016 5,046 1 View

In DNA extraction from saliva, why doesn't the pallet dissolve in the tube after adding DDH2O?

I am extracting DNA from Saliva through Manual Protocol NOT with the Standardized Kits. Right at the end of the extraction when I get the DNA Pallet that need to be dissolved by adding de-ionized...

08 September 2014 2,851 29 View

To be a good geneticist should one have to cover or master other subjects such as Maths?

I was thinking that to be a good Geneticist one should have the knowledge of: 01: Mathematics with calculus 02: Statistics 03: Physics Should one master the above three subjects or to what extent...

31 December 2013 9,272 3 View

Can some one explain Thiolated DNA? Its structure and form? In which cells of the human body does it exist?

I was reading an article, where I came across with " Thiolated DNA." How does a DTT chemical act to make a bond with the sulfur of Thiolated DNA? Please inform me about the structure of Thiolated...

11 December 2013 9,921 3 View

Has anyone done his/her mt-DNA extraction from human urine manually?

I am going to extract DNA from urine samples. Could anyone guide me, who has extracted DNA from urine manually not from the commercial kits? I am not getting any paper that would have proper...

11 December 2013 2,570 5 View

What is the difference between the G and the RPM in Centrifugae Machine? Is it same or what? Does it have any specific formula for conversion?

While reading a paper I came across 10000 X G. Can some one help me to understand the meaning of it, as I do not know what it means? Is it different from RPM? While I was going through the paper...

11 December 2013 2,221 75 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

No title

02 March 2021 3,060 3 View

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 View

Why almost every element would be metallized in sufficiently high pressure and low temperature?

(This statement is from wikipedia, BTW). What is so special about metallic bond that is limiting high-P low-T state of a matter (as long as individual atoms exist, not white dwarf of neutron star...

02 March 2021 3,309 2 View