#1
Which component of the hair shaft is responsible for hair color?
#2
What is the primary protein found in hair?
#3
Which vitamin is essential for healthy hair growth?
#4
What is the term for the process of removing the natural color from hair?
#5
Which layer of the hair shaft contains melanin, giving hair its color?
#6
Which of the following is NOT a factor affecting hair texture?
#7
What is the chemical process used to permanently straighten hair?
#8
Which type of hair cuticle arrangement is typical for straight hair?
#9
Which term refers to the ability of hair to stretch and return to its original length without breaking?
#10
What is the term for the shape of the hair follicle that determines hair texture?
#11
Which bond in the hair structure is broken during chemical treatments?
#12
Which type of hair is most prone to experiencing high porosity?
#13
Which type of bond is primarily affected by alkaline products during chemical treatments?
#14