theprof Member Profile in The AnswerBank

eve1974

Covid? Real? Conspiracy?

Ok so I am sure this has been asked many times on here but humour me and give me your opinions? Covid? Real vs it’s “normal” flu Man made vs naturally occurring Extremely dangerous / contagious vs...

hammadqaiser

In E. Coli, The Trp Operon Is On By Default, While The Lac Operon Is Off. Why Do You Think This Is The Case?

In E. coli, the trp operon is on by default, while the lac operon is off. Why do you think this is the case?

numan

Do Ice Blocks Have A Shelf Life?

My ice bricks (specifically bricks, NOT packs) don't seem to last as long as they used to and I have to swap them after about 6/7 hours instead of around 12 as I did when they were new. Does anyone...

sandyRoe

Could Salt Blocks Act As Dehumidifiers?

The house where I'm staying is damp, particularly under the stairs. Someone has suggested to the owner that salt blocks could help cure this problem. It seems unlikely to me. Any thoughts?...

Barsel

Just A Quickie.

I don't know how to spell someone's surname and hope you can help me. It's pronounced Branth wait but I don't think that's how it's spelt. Thanks in advance.

DTCwordfan

Swiss Protests

What is the best thing about living in Switzerland? There aren't any protests going on and the flag is a big plus....

danchip

Alcohol Hand Gel

Can your body absorb alcohol for alcohol hand gel and if so does anyone have any idea how much?...

Bazile

Grapes

How unusual is it for there to be a green grape in amongst a bunch of red grapes ? In this case a much smaller green grape attached to the bunch...

sunny-dave

Why Masks Are Good

I heard an interesting analogy today - which makes it clear why [i] everyone [i] wearing masks makes sense : Imagine we are all walking around naked from the waist down - eeurghh - and the bloke next...

AuntPollyGrey

Should The Government Be Concentrating On Covid Anti-Body Testing?

Would it be more useful to know who had recovered from the virus without any hospitalisation, of even without symptoms rather than who has got it now?. Someone presenting for a routine test because...

shivvy

Torch Batteries Are Dead-Ish!

I have a couple of replacement 6V batteries for my torch. But when I went to use them last night, the light from the torch is very dim. I have made the mistake before of storing them in a shed which I...

Memories17

Science Help...

The bacterium Bacillus thurengenesis (Bt) produces a toxin that kills insects. A corn plant to which the Bt gene has been added produces this toxin throughout the plant. Research shows that pollen...

kaththisuresh

Is Sodiun Nitrite Safe To Ship From One Country To Another?

Has the international shipping of sodium nitrite been banned in usa?

cleobella1

Hand Sanitiser Gel Out Of Date Query?

Hi I have 2 bottles of Hand Sanitiser out of date by 1 year. I do not really want to throw them out if i can help it. Does anybody know if they will be effective Still.? Thanks.

lynbrown

If I Have No Hand Gel, Would Trickling Some Whiskey Or Gin Over My Fingers Do Just As Well?

Its a serious request.

Canary42

Only One Snag

I feel a bit sorry for the chemist who invented a universal solvent and then spent the rest of his life trying to find something to keep it in.

picker

What 3 Words

Can anyone explain how we can use the what 3 words app.Lets say if I need help and have the app on my phone.

Dusty Bin

Civil Servants

Why do civil servants on quiz shows not reveal more about their jobs? What DO they do?

Jordyboy9

Happy New Year

https://youtu.be/f7Ebd731ueE...

Vagus

Dna Test Kit

We have both been given one of these as a Christmas present. It will allow us to find out something about our antecedents and where we may originate from. Our details will be kept on the company’s...

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