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Ch.1. Sect.1.Vocab

Honors Bio Chapter 1-1

QuestionAnswer
biology the study of life
orginazation the high defree of order within an organism's internal and external parts and in its interactions with the living world
cell in biology, the smallest unit that can perform all life processes; cells are covered by a membrane and contain DNA and cytoplasm
unicellular describes an organism that consists of a single cell
multicellular describes a tissue, organ, or organism that is made of many cells
organ a collection of tissues that carry out a specialized function of the body
tissue a collection of specialized cells and cell products that perform a specific funtion
organelle one of the small bodies that are found in the cyroplasm of a cell and that are specialized to perform a specific function.
biological molecule chemical compound that provides physical structure and brings about movement, energy use, and other cellular functions.
homeostasis the steady-state physiological condition of the body
metabolism the sum of all chemical processes that occur in an organism.
cell division the formation of two cells from one existing cell
development the gene-directed process by which an organism matures
reproduction the process of producing offspring
gene a short segment of DNA that contains the instructions for a single trait.
Created by: gcadkins
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