8. Which important mineral is part of hemoglobin, the molecule which helps transport oxygen throughout your body?

1)Iron

2)Phosphorous

3)Niacin

4)Potassium

Who is responsible for regaulating noise pollution

Which of the following statements is not true about body composition? a. too much body fat can lead to joint or bone disorders. b. body composition is influenced by numerous factors. c. body composition refers to a person's overall weight. d. lean body mass is the nonfat component of body composition

Why is the ten or fifteen second method of taking a pulse less accurate than counting the beats in an entire minute?