Answer:
<em>Digestive Processes The processes of digestion include six activities: ingestion, propulsion, mechanical or physical digestion, chemical digestion, absorption, and defecation. The first of these processes, ingestion, refers to the entry of food into the alimentary canal through the mouth.</em>
Explanation: :)
Cell Membrane because it transport nutrients into the cells and also transport toxic substances out of the cell .
Answer:
you won't find the nucleus in prokaryotic cells
Biome, though some might say ecosystem instead. Biomes are very large ecosystems that cover broad areas.<span>If they specify "one" reef, then they are probably looking for "ecosystem"</span>