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A&P Quiz 1.1
| Question | Answer |
|---|---|
| Biology | The study of living organisms and the environments they live in |
| Atoms | Smallest particle of an element that displays the properties of an element |
| Molecules | Union of 2+ atoms of the same element |
| Cell | The fundamental unit of life. Smallest unit of biological organization that displays all the properties of life |
| Tissue | A group of similar cells that perform a specific function |
| Organ | Combination of two or more separate tissues performing a common function |
| Organ System | Group of related organs working together |
| Organism | Individual living thing |
| Population | Level of biological organization that includes groups of organisms of the same species occupying a certain area |
| Community | Assemblage of populations interacting with one another within the same environment |
| Ecosystem | Biological community together with the associated abiotic environment; characterized by energy flow and chemical cycling |
| Biosphere | Zone of air, land, and water at the surface of the earth in which living organisms are found |
| Energy | The capacity to do work. |
| Metabolism | The sum of all chemical reactions that occur within a cell or organism |
| Photosynthesis | Process of converting the sun's energy into chemical energy |
| Homeostasis | A constant internal environment |
| Reproduce | Passing on genetic information to the next generation |
| Growth | An increase of size or number of cells |
| Development | A group of stages where a zygote becomes an organism or changes during its life span |
| DNA | Nucleic acid polymer produced from covalent bonds of nucleotide monomers containing deoxyribose |
| Genes | Unit of heredity existing as alleles on the chromosomes |
| Mutations | Alteration in chromosome structure/number and also alteration in a gene due to DNA composition changes |
| Natural Selection | Mechanism of evolutionary change resulting in adaptation to the environment |
| Adaptation | An organism's modification in structure, function or behavior. |