Transmission of the disease to a susceptible human by handling contaminated surfaces is referred to as

Christie's doctor recommends that she eat 40 grams of protein a day. she's already consumed 50% of her protein recommendation for the day. how many servings of the given snack should christie have to meet her daily protein recommendation?

If scientists are wrong about earth's age based on radioactive material and the decay rates are really much faster, how would nuclear power plants be affected?

How are mutations continually being generated in a population (what are some of the causes of mutatuions? ) explain