Growth is a characteristic <span>of all living things and involves an increase in the amount of living material in an organism</span>
I'm not sure but if you are talking about cells I think it is cytoplasm.
The answer in agriculture.
<span>In agriculture, fertilizers are commonly used. But when they reach the bay, they could be cause of escessive nutrients. </span><span>Algae use the presence of increased nutrients and enhance their own growth. It is known that they produce an oxygen in the photosynthesis, so it is not a problem while they are still alive. But when these organisms die, their decomposition begins. For the process of decomposition, the oxygen is needed and ultimately it will be depleted from a body of water. This will lead to the death of aquatic animals that depend on oxygen.</span>