Which health agency would be responsible for keeping track of deaths and births in the united states

What behavior of an expectant mother is unhealthy for the fetus

For my health class we were given a bunch of pictures of pregnancy tests for extra credit we have to say if they’re negative or positive. i can’t tell if this is a shadow or if it’s a faint positive

Are chemicals that are essential to all cellular activity, the body convertcarbohydrates and fats into energy.