Biol 1001 Crousillac Exam 1 Latest Version Graded A+

Biol 1001 Crousillac Exam 1 Latest Version Graded A+ **Biology** Biology is the scientific study of living organisms and life processes. **Characteristics of Life** The characteristics of life include: - Complex, organized structure - Response to stimuli - Ability to maintain homeostasis - Ability to acquire materials and energy - Growth - Ability to reproduce - Ability to evolve **Emergent Properties** Emergent properties refer to how each level of life exhibits properties or behaviors that arise from interactions among its components, creating something greater than the sum of its parts. **Biosphere** The biosphere is the part of Earth inhabited by living organisms, encompassing both living and non-living components. **Ecosystem** An ecosystem comprises a community of organisms together with their nonliving surroundings. **Community** A community consists of two or more populations of different species living and interacting in the same area. **Species** Species are very similar organisms capable of potentially interbreeding. **Population** A population refers to members of a single species inhabiting a specific area. **Multicellular Organism** A multicellular organism is an individual composed of many cells. **Organ System** An organ system consists of two or more organs working together to perform a specific bodily function. **Organ** An organ is a structure typically composed of several types of tissues that function together as a unit. **Tissue** A tissue is a group of similar cells that work together