Proteins A-Z Flashcards
1
Q
What is a polypeptide chain made from?
A
Amino acids, linked by peptide bonds through condensation
2
Q
How many types of amino acids are there?
A
20 types
3
Q
What are the two types of protein?
A
Globular and fibrous
4
Q
What is the structure of globular proteins?
A
Spherical and soluble in water
5
Q
What is the structure of fibrous proteins?
A
Elongated and insoluble in water
6
Q
What is the role of globular proteins?
A
Catalytic, regulatory, transport and protective
7
Q
What is the role of fibrous proteins?
A
Structural role in cells/organisms and contractile
8
Q
What are proteins made up of and what do they do?
A
Repeating units and provide stiffness and rigidity to the more fluid components of cells and tissues.
9
Q
What are proteins made up of?
A
1 or more polypeptide molecules
