Arisk factor is anything that increases the chance of disease or injury.

Abanana can be an excellent source of potassium in our diet. there is a naturally occurring, long-lived, radioactive isotope of potassium, 40-19k, which has a natural abundance of 0.0117% and a half-life 1.27 billion years. estimate the activity of a typical banana due to this potassium isotope assuming that most of the mass is in stable potassium.

Hepatitis b and hiv/aids are two serious infections that can be transmitted by a. breastfeeding and contact with blood. b. sharing food and sharing drinks. c. transmission by air, water, and shared bodily fluids. d. skin contact, contact with urine, and sharing clothing.

22. which situation describes the appropriate use of drugs? a.using your friend’s prescription drug according to label instructions b.using an over-the-counter drug according to your friend’s instructions c.using an over-the-counter drug according to label instructions d.using your friend’s prescription drug according to your friend’s instructions