a. respiration of living organisms
D. absorption of CO2 from the atmosphere by ocean water
Answer:
your arteries that are connected to your lungs are also connected to your heart and then you need to be in the vena cava which are connected to your heart as well so you need the veins
The most observable difference is the way in which cytokinesis occurs. In plants a new cell wall is fashioned between the new daughter cells, while in animal cells the cell membrane constricts to pinch the parent cell into daughter cells.
Answer:
organisms from one trophic level are consumed by organisms from the next level.
Explanation:
B cause they all blend in with snow so they can survive
