Which Statement About Fibrous Proteins Is TRUE

Multiple Choice

Which statement about fibrous proteins is TRUE?

A) Fibrous proteins are soluble in water.
B) Fibrous proteins usually contain both β sheets and α-helices.
C) Fibrous proteins are the most common structural protein in the body.
D) Fibrous proteins are always rigid.
E) Hemoglobin is an example of a fibrous protein.