Se denomina “energías renovables” a aquellas fuentes energéticas basadas en la utilización del sol, el viento, el agua o la biomasa vegetal o animal -entre otras-. Se caracterizan por no utilizar combustibles fósiles –como sucede con las energías convencionales-, sino recursos capaces de renovarse ilimitadamente.
<span>Air masses rise and sink due to the fact that warm air is lighter than cold air , thus warm air rises and cold air then sinks. When air masses rise, gaseous molecules are transported into the atmosphere which negatively impacts the ozone layer.</span>
The answer is A: The rough ER has visible ribosomes.
Here is the answer. The reason why gram positive bacteria and cyanobacteria are classified together because both are considered as prokaryotes and both are aquatic and photosynthetic, meaning they both <span>live in water and make their own food. Hope this answers your question.</span>
The answer is D I just took the test
