This center part is not present in everyone's hair or may be broken into segments. a
Medulla
b
Cortex
c
Cuticle
d
Keratin

C. Cuticle

Explanation:

Cuticle is the correct answer for this question

explanation:

okay now i don't know this but for the pints nothing else to say bye

protein makes up the building blocks of organs, muscles, skin, hormones and pretty much everything that matters in your body.

some choices are:

peanut butter

seeds

eggs

yogurt

meats

fish

so pretty much meat, dairy, nuts, and grains.