The answer to this would be C.
As children grow, they gain more cells due to multiplication.
I would say commensalism since one organism benefits (the seeds) and the other other is neither benefited nor harmed
Answer:
D
Explanation:
the circulatory absorbs nutrients and carries the chemical to signal through endocrine to control the speed of digestion.
Oxygen is needed for the heart to oxygenate blood.
If an animal cell is surrounded by fresh water, the water will move within the cell causing the cell to become turgid and eventually will burst.
Therefore the most suitable answer is option D.
