The simple standard biological organisation scheme, from the lowest level to the highest level, is as follows:
More complex schemes incorporate many more levels. For example, a molecule can be viewed as a … See more

• Abiogenesis
• Cell theory
• Cellular differentiation See more

1. ^ Solomon, Berg & Martin 2002, pp. 9–10
2. ^ Pavé 2006, p. 40
3. ^ Huggett 1999 See more

Biological organisation is thought to have emerged in the early RNA world when RNA chains began to express the basic conditions necessary for natural selection to operate as … See more

Empirically, a large proportion of the (complex) biological systems we observe in nature exhibit hierarchical structure. On theoretical grounds we could expect complex systems to … See more

• Cell physiology (in Human Physiology) at Wikibooks
• Characteristics of life and the nature of molecules See more