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 thermodynamics of Cell?

Hey there, can someone explain me the the first law and the second law of thermodynamics followed by the cell, the energy, heat and the pressure. The enthalpy and entropy and in such scenario and...

10 November 2016 1,406 1 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

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 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

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

Do we need to write protocol for a second study of a systematic review that has been registered and published?

I have conducted and published a systematic review and meta-analysis research with the topic related to public health and health pomotion (protocol was registed in PROSPERO). Now we want to...

03 March 2021 8,920 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View