According to the cell theory all living cells come from living cells by multiplying. The cell theory states that: All living things are made up of cells. Cells are the basic unit of living things.
The location that should have lowest oxygen concentration would be the tissue because it is the furthermost location.
Other location with lowest oxygen concentration should be in the right part of the heart. It is when all unoxygenated blood pooled before going to the lungs. But the left part of the heart will have highest oxygenated blood, so it's ambiguous.
High oxygen concentration should be found in the environment, lungs, and the blood.
Answer:
If there are no plants in the tank, they will run out of oxygen because there is nothing producing oxygen.
Explanation:
Answer:
a bear can interact in a ecosystem with fish
Explanation:
