Answer:
Eukaryotic cells arose through endosymbiotic events that gave rise to the energy-producing organelles within the eukaryotic cells such as mitochondria and chloroplasts. ... The endosymbiotic theory proposes that one organism engulfed another, and the two co-evolved together until they could not exist independently.
Explanation:
Answer:
oxygen and nutrients
Explanation:
blood carries the oxygen and nutrients
Answer:
The sand castle was gone because the sun was on it so the sand castle disappeared, also the waves of the ocean could of washed it away too.
Explanation:
The sun was on the sand castle and it caused it to disapper, also the waves of the ocean could of washed it away.
Hope this helps :)
A
glucose + oxygen = water +carbon dioxide + ATP energy
oxidation process losses electron so it is A