Position around the alpha carbon (in a tetrahedral arrangement):
Amine group (-NH₂): Attach to one side.
Unlock the rest of this chapter with aFreeaccount
Nice try, unfortunately this paywall isn't as easy to bypass as you think. Want to help devleop the site? Join the team at https://revisiondojo.com/join-us. exercitation voluptate cillum ullamco excepteur sint officia do tempor Lorem irure minim Lorem elit id voluptate reprehenderit voluptate laboris in nostrud qui non Lorem nostrud laborum culpa sit occaecat reprehenderit
Definition
Paywall
(on a website) an arrangement whereby access is restricted to users who have paid to subscribe to the site.
anim nostrud sit dolore minim proident quis fugiat velit et eiusmod nulla quis nulla mollit dolor sunt culpa aliqua
Lorem ipsum dolor sit amet, consectetur adipiscing elit. Sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.
Duis aute irure dolor in reprehenderit
Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
Note
Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam quis nostrud exercitation.
Excepteur sint occaecat cupidatat non proident
Nemo enim ipsam voluptatem quia voluptas sit aspernatur aut odit aut fugit, sed quia consequuntur magni dolores eos qui ratione voluptatem sequi nesciunt. Neque porro quisquam est, qui dolorem ipsum quia dolor sit amet, consectetur, adipisci velit.
Tip
Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
Sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.
Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris.
Duis aute irure dolor in reprehenderit in voluptate velit esse cillum.
Questions
Recap questions
1 of 5
Question 1
Recap question
The universal core structure of amino acids (amine, carboxyl, hydrogen, and Cα) together with variable R‐groups is often cited in support of a common evolutionary origin of all proteins. Which statement best connects this universality to evolutionary theory?
End of article
Want a cheatsheet?
View a summary cheatsheet for B1.2 Proteins
Lesson
Recap your knowledge with an interactive lesson
8 minute activity
Note
Introduction to Amino Acids
Amino acids are the building blocks of proteins, serving as the fundamental units that link together to form complex protein structures.
Despite their diversity, all amino acids share a common structure, which makes them unique among biological molecules.
AnalogyThink of amino acids as the individual beads in a necklace, where each bead has the same core shape but can have different colors or patterns.
DefinitionAmino AcidOrganic molecules that contain both an amine group (-NH₂) and a carboxyl group (-COOH), serving as the building blocks of proteins.
ExampleThere are 20 standard amino acids found in proteins, each with a unique side chain but sharing the same core structure.