Your answer would be A. The earth element stays in the same area of the lithosphere, hydrosphere, or atmosphere where they originated when the earth was formed.
The respiratory system that allows for Gas Exchange happens between Alveolar Spaces and Capillaries
He begins by discussing how horizontal transfer can move genetic material between bacteria. Transformation, transduction, and conjugation in bacteria are all included. He also explains how crossing over, random assortment, and random fertilization can maintain genetic variation in eukaryotes.
The correct answer is beer or soda.
<span>Intestinal gas or air in the digestive tract usually exists as the natural consequence of swallowing and digestion. But sometimes gas can be excessive. Carbonated beverages, such as beer can increase the gas amount because of the yeast <span>which converts the sugar in beer into CO2 and alcohol.</span></span>
