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Introduction to Life. Chapter 1. Life resists a simple, one-sentence definition, yet we can recognize life by what living things do. AP Biology. Eleven Unifying Themes of Biology Emergent Properties (Hierarchy of Life) The Cell Heritable Information Structure and Function
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Introduction to Life Chapter 1
Life resists a simple, one-sentence definition, yet we can recognize life by what living things do.
AP Biology • Eleven Unifying Themes of Biology • Emergent Properties (Hierarchy of Life) • The Cell • Heritable Information • Structure and Function • Interaction with the Environment • Regulation
Many biological processes are self-regulating, in which an output or product of a process regulates that process. • Negative feedback or feedback inhibition slows or stops processes. • Positive feedback speeds a process up.
Evolution • Scientific Inquiry • Science, Technology, and Society • Energy and Life