They are most mainly consists of "Keratin"
So, option B is your answer.
Hope this helps!
Answer: Aid growth, cell replacement, and cell and tissue repair.
Proof:
Answer: Fruits
Explanation: According to MyPlate.gov, fruits should be places in the upper left hand corner
Answer:the first 2 is false the second is true then the third is false then true and the last 2 are true and false
Explanation: yo all can trust me
<span>it helps your heart rate go
down and back to normal and so your body
can function normally </span>