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National Institute of Educational Technologies and Teacher Training (Spain)
Ministerio De Educacion: Los Seres Vivos Unicelulares Y Pluricelulares
In this unit you will be introduced to the complexity of living things. It also reviews the kingdom of nature, differentiating between their main features from those who are microscopic unit-cellular to the multi-cellular visible to the...
BBC
Bbc: Gcse Bitesize: Mitosis and Cell Specialization
This lesson focuses on cell specialization. This cell must divide to produce a multi-cellular organism. It must also differentiate, so that its cells develop features that enable them to fulfil specific roles. Links are provided to a...