Hair color is determined by the melanin that is produced at the base of the .
1.bulb
2.cortex
3.medulla
4.follicle

Not type of personal health monitor can calculate the number of calories a person burns. true or false?

The hydrologic, carbon, nitrogen, and phosphorus cycles are essential to the . this is why they are called biogeochemical cycles.

What typically happens when a family member has a problem with alcohol or drugs? the entire family is affected. children in the family are affected more than adults. adults in the family are affected more than children no one in the family is affected.