Which of the following structures is made of keratin? comedone nail plate furuncle melanin
a) comedone
b) nail plate
c) furuncle
d) melanin

How will your health most likely be affected if you follow the recommended guidelines for sleep, rest, and physical activty

What is one technique to a person get proper sleep? eat a heavy meal before bed. exercise intensely before bed. practice relaxation breathing before bed. use electronics before bed.

Asubstitute is standing at the halfway line waiting to enter the match at the next stoppage of play the ball has gone over the touchline for throwing and referee allows for the substitution to substitute wants to take the throw-in does the substitute first have to enter the field of play before being allowed to take the throw-in