Answer:
high-density lipoproteins?
Explanation:
I think this is the answer... but I'm not sure. if you need me to delete this, I will.
Protein denaturation results in a disruption
of the secondary and tertiary structure.
A denatured protein does not have the function it previously had. Some
proteins owe their functions to the three dimensional shape they have; what is
responsible for holding the shape of a protein is the R-group interactions.
Air and pressure cause metamorphic. Igneous is magma and water