<span>Simply because cells need both these types of molecules for proper function.</span>
Answer:
un ser vivo se define por que tiene un periodo de vida
Explanation:
Answer: False
Explanation: Valley glaciers are not known to spread throughout a whole continent. A valley glacier is usually formed within a mountain range. They are fed by ice caps and generally shaped as a narrow ribbon or stream of ice between two valley walls. Valley glaciers are commonly found in Alaska and in parts of the Alps.
I believe your answer would be ecological succession
