Chirality? Handedness!

See photos below.

Like our hands, tetrahedral molecules can be, non-superimposable mirror images. But, don’t forget three point attachments.

Relates, especially to protein shapes. So, enzyme-substrate, lock and key interactions.

Archaebacter doesn’t mind racemic mixed. But, Plant and Animal Kingdoms are fussy   it’s never a true mix of 50:50 amino acids. But, three-point attachment is important for amino acids functioning.

Personally, I think phenylalanine sweetener tastes nice. Well, a few of these Nobel laureates are tackling the issue. At least, it appears   All about Chemistry.

Dave T

(I’m hiding under my bed, at the moment?)

Daffodils Will Be Flowering Soon!

It’s going to be good. Hopefully, a gorgeous Spring. A comfortable Summer. Autumn can be kind. Though, sometimes cruel.

Trips to your local landmarks, museums, parks and the like. The young ones would love it. Think back to my adolescence, and early adulthood.

I’ve poor mobility  I used to love walking. Around my hometown. Backpacking too  I enjoyed military reservist stuff.  You miss it when it’s gone.

Dave T

(that’s me!)

Bookkeeping and Accounting: some suggested reading.

It’s mostly done online,, these days  But, Accounting Equation; Reconciliation & Forensics; basic principles; T-accounting theory and practice; and, actually understanding what goes on. Well, it isn’t wasted study time. Accounting Ratios are needed to know. If the company is healthy; calculator, pen and paper, stakeholder intelligence?

Cima is the management accounting professional body.  The full exams are equated at MBA level. They can be attempted as external student member. Though, you’d need to be registered as an institute student member. Entry qualifications aren’t set.  Some exemptions might be permitted. Though, don’t count on it.  BA 1, BA2, BA3 and BA4 exams and textbooks might cost as little as a grand, and a half.

Dave T.