Trebaju li vam rješenja za ili pomoć s konkretnim zadatkom iz te bilježnice?
(Answer) The immune system is a network of cells, tissues, and organs that defend the body against pathogens, such as bacteria, viruses, and other foreign substances.
(Answer) Ecological succession is the process of change in the composition of species in an ecosystem over time, often due to environmental factors or disturbances.
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