The first public water supplies and sewers were established during the time of the
a.)prehistoric hunter-gatherers
b.)early cities
c.)greek and roman empires
d.)middle ages

Janell sees an advertisement for a new skin-care product. which question should she ask herself about the product?

Can you tell the size of a woman's coxal bone by observation?

Select all that apply. which of the following are functions of the skeletal system? 1. to provide the body with a strong and mobile framework 2. to allow the body to move 3. to protect internal organs from sunlight, bacteria, and injury 4. to supply the body with blood cells and minerals