Water is warmers by the sun and ?

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?

According to the cladogram, which organisms have roundworms as a common ancestor?

How do you date a sample of rock that you suspect as being one of the earliest on earth