Exam (elaborations)
AQA A-Level Biology – Proteins Exam Study Guide
- Course
- Institution
AQA A-Level Biology – Proteins Exam Study Guide
[Show more]
Content preview
AQA A-Level Biology – Proteins ExamStudy Guide
Amino Acid
A monomer that will join with other amino acids to form a
protein
Dipeptide
Two amino acids bonded together via a peptide bond
Polypeptide
Many amino acids bonded together via peptide bonds
Protein
A combination of polypeptides
Amine Group
-NH2, a basic group where the amino part of amino acid
comes from
Carboxyl Group
-COOH, an acidic group where the acid part of amino acid
comes from
, R Group
A side group that can be comprised of different chemical
groups
Condensation Reaction
The reaction that allows the formation of a peptide bond
Process of a Condensation Reaction
A H+ is removed from the amine group, and the OH- is
removed from the carboxyl group on the other amino acid.
This forms water and a dipeptide.
Primary Structure
The linear amino acid sequence of the polypeptide chain
Secondary Structure
The arrangement of the primary structure when
considering hydrogen bonds. This forms either an alpha
helix or a beta pleated sheet
Alpha Helix
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 RevisionKing. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $7.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
82871 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now