Is the prime meridian where the earths atmosphere ends and space begins?

Are salt and soap nutrients or toxins for yeast? explain.

When rutherford performed his metal foil experiment, he was surprised that most of the alpha particles

Plants transfer carbon in the carbon cycle a. through assimilation of carbon from the soil. b. when carbon transpires from their stomatae. c. when they are eaten by animals. d. through fixation of carbon in the soil.plants transfer carbon in the carbon cycle a. through assimilation of carbon from the soil. b. when carbon transpires from their stomatae. c. when they are eaten by animals. d. through fixation of carbon in the soil.