Yep, this sounds very familiar. The line seems to get a bit blurred as technicians and teachers are on different contracts. If they want to pay...
If you go back in Supporting Biology area, there is a post from the beginning of June re: Sudan III. Basically, it won't dissolve in water, it...
Thank you for the advice. I made up the sloppy agar this morning. It definitely sets, so thank you for the heads up! The plates are all poured...
I know its a bit of a niche question, but I need to make some sloppy agar to pour over a plate that has been poured with an antibacterial agar in...
Ooh - well found! I thought it must be in there somewhere. Would be useful if they did an alphabetical index for all the stains.
I had to make this up a couple of years ago. Seem to remember it was made in ethanol. I've just found a very old lab manual and it says make a...
Thanks - those are the concentrations I use.
What concentration of lipase do you use? Powdered or liquid?
Can I have a rant please? This practical really doesn't work when using cresol red, and its marginal with phenolpthalein. If anyone has got this...
We use phenolpthalein as it works much faster. We got some cresol red in and took almost 7 hours to get a colour change! Phenolpthalein isn't...
I have been asked to find out how many science lessons students in years 9, 10 and 11 have each week. In Year 9 our students have a double (75...
I just use dried yeast - the kind you use in baking. Just make sure its the type that you add to water first to activate rather than the quick...
Scalpels in the bottom of washing up bowls. That used to happen when I started here. Thankfully we've tightened up our procedures so we now at...
Separate names with a comma.
