Che cosa succede chimicamente durante la cottura degli alimenti? Il calore induce numerose trasformazioni chimiche a carico dei principi nutritivi contenuti negli alimenti. Le proteine alla temperatura di 50-60o C tendono a coagularsi e a cambiare colore (DENATURAZIONE della proteine); prolungando la cottura avviene anche una parziale scissione in molecole Read more…
What is the best buffer to use for agarose gel electrophoresis? What buffer conditions give the best resolution for agarose gel electrophoresis? We recommend the use of 1x TBE buffer for small DNA fragments (<1000 bp) when DNA recovery is not necessary. Gels made using TBE buffer give sharper bands Read more…
What are the requirements to study medicine in Kenya? Specifically, you must have: A KCSE mean grade of C plain. You will also have a C (minimum) in English/Kiswahili and Biology/Biological Sciences. At the same time, a C- grade is required in Chemistry/Physical Sciences and Mathematics (or Physics/Physical sciences) for Read more…
What handcuffs do UK police use? Hiatt folding handcuffs In the UK, undercover police have been known to use these covertly. They are roughly one and a half times the price of normal handcuffs. After Hiatt ceased its business, its successor Total Control Handcuffs (TCH) continued to produce this model Read more…
What is alpha cellulose pulp? Alpha Cellulose is the building blocks of wood pulp; it is made up of multiple sugar molecules bonded together to form a chain. To create different finishes within the paper surface, occasionally Alpha Cellulose fibres are combined with other materials, such as cotton linters. What Read more…
How do you tell if your dog has been bitten by a spider? Look for the following symptoms that your dog or cat has been bitten by a spider: Limping or holding one leg off of the floor. Swelling, redness or frequent scratching. “Bulls Eye” mark or blister. Weakness, lethargy Read more…
Do you need a Covid test to fly Southwest? You will need to keep your testing and other required documentation with you while you travel as a U.S. Government official may request to inspect it. Submit an attestation (written documentation) to the U.S. Government, through Southwest®, that you are COVID-19 Read more…
How do you determine if water is polar or nonpolar? If the bonds are symmetrical, their polarities cancel each other and the molecule is non-polar. If the bonds are asymmetrical, so that the more electronegative element is on one end and the electropositive element is on the other, the molecule Read more…
Why does fluoride inhibit enolase? The results rather indicate, (1) that fluoride inhibits enolase by binding directly to the protein moiety of the enzyme in the presence of phosphate, and (2) that fluoride inhibition without phosphate, needing much higher concentrations, probably is caused by another mechanism, such as a bind- Read more…
What is the 12th tradition of Alcoholics Anonymous? This is Tradition 12, “Anonymity is the spiritual foundation of all our Traditions, ever reminding us to place principles above personalities.” Anonymity is maintained not so much for the protection of the individual as for the protection of the program. What is Read more…