Option (a) has a greater chance of being the answer — the respiratory system does take in Oxygen to break down glucose into Carbon dioxide and water vapor, releasing energy.
The organelle is the Nucleus. In Eukaryotic cells that is were the DNA is stored
Answer:
the two main factors that influence how a volcano will erupt are viscosity and gas content. Both are related to the composition of the magma . Hawaiian volcanoes tend to erupt basalt , which is low in viscosity and low in gas content (about 0.5 weight percent). so OB
Explanation:
They have a cell wall and nucleus but they have no membrane-bound organelles like eukaryotic cells
