Summary Unit 3.3.13 - Amino acids, proteins and DNA (A-level only)
10 views 0 purchase
Course
Unit 3.3.13 - Amino acids, proteins and DNA
Institution
AQA
Detailed notes on the AQA A level topic, amino acids, proteins and DNA
Amino acids, thin layer chromatography and calculating Rf values are described in details with diagrams and calculations where necessary
Unit 3.3.13 - Amino acids, proteins and DNA
All documents for this subject (25)
Seller
Follow
shyamalibuddhdev
Content preview
Amino acids, proteins and DNA
Amino acids
amino acids
amino acids have an amino group (-NH2) and a carboxyl group (-COOH)
Amino acids are amphoteric → they have acidic and basic properties
amino acids have an organic side chain (represented by R) with the
exception of glycine where R is hydrogen
Amino acids (except glycine) have chiral molecules as they have 4
different groups around a central carbon atom. they rotate plane polarised
light
Amino acids are named in 2 different ways → they have a common name
and a systematic name (using IUPAC rules)
Amino acids, proteins and DNA 1
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller shyamalibuddhdev. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $8.46. You're not tied to anything after your purchase.