Topics: Properties of the Hair Quiz
Hair is approximately ________ percent protein.
A. 70
B. 20
C. 50
D. 90
Preview next quiz:
A _______ is weak, physical bond easily broken by water or heat.
A. hydrogen
B. salt
C. disulfide
D. peptide
Hair is approximately ________ percent protein.
A. 70
B. 20
C. 50
D. 90
Preview next quiz:
A _______ is weak, physical bond easily broken by water or heat.
A. hydrogen
B. salt
C. disulfide
D. peptide