1
What are cells that form the outer layer of skin and hair?
2
What is hair that has lost its natural color and turned gray or white?
3
What are organs that produce secretions?
4
Where do nerves finish or end? (Answer: ENDINGS)
5
What are small sacs in the skin where hair grows?
6
What carries blood or lymph around the body?
7
What is the hard, protective covering on the ends of the fingers and toes?
8
What are cells that produce melanin, the pigment that gives hair its color?
9
What fibers carry messages between the brain and the body?
