- Properties of life is cells... - Cell Theory: Must have at least one i.e.: Uni-Cellular, Multi-Cellular; Cells come from other Pre-existing Cells. ... - Properties of Life-Adapt Levels of Organization Atoms: Molecules - Cells = the basic unit of life Question: What are cells made of? ... Large plants, birds, and mammals make up 1/2 of the world's species. ... Keystone Species Predators allow coexistence of competing prey Functions - Energy and nutrient cycling...

• Word Count: 856
• Approx Pages: 3
• Grade Level: High School

Their will be chapters dealing with the cell and it's structure. ... 1593 marked Andrea Cesalpino's classification of plants. ... This would later be proved false however it set in motion the steps to prove why it was false and contributed the cell theory that all living cells come form preexisting cells! ... Now we see not just anatomical studies being made but the function of these different structures. ... More to do with plants, in 1779 Ingenhousz would describe the carbon cycle present in plant respiration! ...

• Word Count: 2345
• Approx Pages: 9
• Grade Level: High School