Biochem

Question 1

In the first step of glycolysis, glucose is catalyzed by which enzyme?

Answer 1

Hexokinase

Question 2

Define:
Primary structure
Secondary structure
Tertiary structure
Quaternary structure

Answer 2

Primary - linear sequence of amino acids
Secondary - alpha helix and beta pleated sheets
Tertiary - secondary structural domains that contribute to the 3D structure of the protein
Quaternary - combination of two or more subunits that each have their polypeptide chains