All living organisms require a source of energy. Organisms that use radiant energy (light) are called phototrophs. Organisms that use (oxidize) an organic form of carbon are called heterotrophs or chemo(hetero) trophs
Enzyme is a protein molecule and are biological catalysts , Microorganisms are the primary source of enzymes, because they are cultured in large quantities in short span of time and genetic...
02 March 2019 3,006 4 View
Virus Isolation (Indirect Examination) : A. Detection of virus growth in cell cultures 1- Cytopathic effects (CPE) – morphological changes in cultured cells, seen under microscope, characteristic...
31 December 2018 7,576 0 View
The environments in which some prokaryotes grow would kill most other organisms, the major physical factors which affect microbial growth are solutes and water activity, pH, temperature, oxygen...
31 December 2018 6,302 0 View
The preparation of gel was achieved by take of (3) g from gel sephadex G-200 was suspended in 105 ml distilled water and put in water bath at 90 ºC for 5 hours then wash twice with sodium...
31 December 2018 4,688 1 View
This test determines whether the microbe produces indole from the amino acid tryptophan. If indole is produced, it will react with a chemical reagent added after incubation to produce a color change.
31 December 2018 2,073 0 View
The reaction rate of glucose oxidase was determined at different glucose concentration ( 20 , 12.5 , 10 , 5 , 3.33 , 2.5 ) % of glucose under optimum conditions of pH , temperature and incubation...
31 December 2018 6,772 1 View
This working was achived in Section of Biology,faculty of Science, Kufa university which contain peroxidase separation and classically of route parameters to work greatest defer of peroxidase...
31 December 2018 9,337 0 View
Azoles : Agents : ketoconazole, fluconazole, itraconazole, voriconazole, posaconazole, multiple topical formulations , The azoles are a broad class of antifungal agents , Echinocandins are a...
31 December 2018 4,973 1 View
Approximate concentrations are require in compared with the WHO permissible limts
11 August 2024 2,723 1 View
I tried four trials of the same Copper Phosphides sample in Alkaline medium ( 0.5M KOH) with Hg/HgO reference electrode and Pt as counter electrode. I used 0.001 V/s scan rate for first three...
10 August 2024 3,629 1 View
How can I determine a good adhesion strength range for coatings on polymer surfaces, such as DLC on polymer substrates? Is there a specific threshold for adhesion strength (from T-peel tests)...
10 August 2024 942 3 View
I used eye tracking to examine how participants from two different populations (A and B) react to an image. Participants in population A exhibit larger pupil sizes over time, but they also have...
10 August 2024 3,229 0 View
Hey there, As a synthetic chemist delving into theoretical calculations for my imidazolium-based organic molecules, I would greatly appreciate any guidance on the appropriate input instructions...
09 August 2024 5,444 7 View
How do interactions between the biosphere, the carbon cycle, and the water cycle impact global warming and interaction between the atmosphere and the hydrosphere?
09 August 2024 3,291 2 View
Hello What should be done to separate and identify organic acids in HPC when their RetTime is the same?Like oxalic acid with Propanoic Acid.or acids that have a very close RetTime.
07 August 2024 8,782 3 View
Global ‘Weather’ has stopped, as ‘aqua thermionic instituted by the ‘Global thermo atmospherics has instituted global thermodynamics of 120º C + and thus all waters are, or have boiled into a...
06 August 2024 8,716 0 View
How do soil microflora interact with plant roots and influence plant nutrition, health, and productivity?
06 August 2024 9,618 3 View
Does matter flow through ecosystems and energy is recycled and how does the flow of matter and energy compare in the living world?
03 August 2024 607 2 View