The first step in hair curling is to add thioglycolic acid.This causes
A) hair protein to hydrolyze into amino acids.
B) disulfide bonds to break.
C) new disulfide bonds to form.
D) cysteine to be added to the amino acid sequence.
Correct Answer:
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Q104: Hair is most efficiently "permanently" dyed by
A)soaking
Q105: Wet hair is softer because water disrupts
A)disulfide
Q106: Minoxidil was first used as a drug
Q107: What chemical compound is used to bleach
Q108: The brown pigment in hair is called
A)eumelanin.
B)phaeomelanin.
C)chlorophyll.
D)β-carotene.
Q110: The last step in hair curling is
Q111: If you wish to make a shampoo
Q112: There is evidence that some hair dyes
Q113: Hair colorings that gradually develop hair color
A)have
Q114: The protein that forms the strand of
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