hello dear colleagues,
i would like to have one small question :
after being competent for example by calcium chloride protocol
could it be any change in prokaryotic chromosomal DNA ?
thanks a lot for your suggestions and opinions ,
Could you recommend some articles on Urban Transportation System optimization and Innovation?
13 August 2024 2,595 3 View
I'm cloning a fragment of 3200 nts into plasmid. The cloning was successful, however, 02 amino acids were mutated. Now I want to fix these 02 aa by site-directed mutagenesis technique using...
08 August 2024 4,645 2 View
I am working on microalgae cultivation using waste water. The initial concentration of nutrients were less but the microalgae has achieved biomass growth of 2 g/L. The final concentration of...
08 August 2024 4,812 2 View
If we map as a continuous motion an ionising electron (beginning its journey at n=1) in an H atom, a specific hyperbolic spiral appears (see animation). When we solve this spiral formula, we find...
07 August 2024 5,343 2 View
Articles on" Gender disparities i leatherwork education"
07 August 2024 2,500 0 View
Hello. I am working on ROS production of two systems: system A is cerium oxide and hydrogen peroxide, system B is cerium oxide nanoparticle, hydrogen peroxide and potassium bromide. I did some...
04 August 2024 5,974 3 View
I want to Estimate surface heat fluxes using MyLake, but I don't have all the initial values in model parameters section and other sections,is there a way?
04 August 2024 1,537 1 View
If from a geometric perspective the non-halogens, non-noble gases have more empty spots in their valence shell, and the filling/exiting of any of the empty spots in the shell constitutes a...
03 August 2024 4,787 2 View
Why is the molecule's orientation with an electric field affect polarizability? Electrons are diffuse enough to be independent with respect to orientation and effect of electric field on...
03 August 2024 7,843 1 View
why don't d-orbitals split themselves because of themselves without the presence of ligands? Electrons are indistinguishable. Why wouldn't it be more correct that protons from a ligand split the...
03 August 2024 3,589 3 View
How can we differentiate between calcite, dolomite, siderite, magnesite and ankerite minerals in carbonatite rocks in thin section under optical microscope?
07 August 2024 2,132 3 View
Hi everyone, If you have written or come across any papers where Generalised Linear Mixed Models are used to examine intervention (e.g., in mental health) efficacy, could you please share the...
04 August 2024 4,130 4 View
How Social Media Affects Your Mental Health
04 August 2024 6,961 3 View
XRD Analysis is showing only Calcium carbonate. It is not showing other compounds. Can anyone help me get the other compounds
04 August 2024 3,019 3 View
Hello I am conducting a microstructural analysis of a soil treated with lime. The following sem images are of the untreated s1 and treated soil s3. The untreated soil contains quartz calcite...
01 August 2024 572 0 View
We are currently recruiting for two studies on postpartum mental health as part of our work at the Perinatal Mental Health Research Lab at Alliant International University. If you or someone you...
30 July 2024 2,950 0 View
The Likert scale is a commonly used measurement tool in social science research to assess people's attitudes, opinions, or perceptions. The social science students still have difficulty selecting...
25 July 2024 7,535 1 View
It is being seen that Editors of some reputed Journals are putting on hold the manuscripts and not updating review states even passing more than six months from submission. Researchers are...
24 July 2024 8,596 2 View
The literature on Supply Chain Integration (SCI), Supply Chain Management (SCM), and collaborations, spanning several decades, deserves special attention. This topic, although addressed for a long...
23 July 2024 5,672 3 View
Greetings. I’m currently running a nested pcr for giardia. My mastermix comprised of 3mM Mgcl2, 5unit of taq polymerase, 0.2uM of forward and reverse primers each respectively and 0.2mM of dNtp...
22 July 2024 9,761 5 View