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Biology ch.1 vocab

Key words in unit 1. of Biology class

TermDefinition
reproduction process of producing offspring
multicellular describes a tissue, organ or organism that is made of many cells
unicellular describes an organism that consists of a single cell
cell the smallest unit that can perform all life process; cells are covered by a membrane and contain DNA and cytoplasm
tissue a group of similar cells that perform a common function
Homeostasis the maintenance of a constant internal state in a changing environment
Kingdom highest taxonomic category
organization the hierarchy of complex structures and systems that define living things
organ a collection of tissues that carry out specialized functions of the body
Biology the scientific study of living organisms and their interactions with the environment
organelle one of the small bodies that are found in the cytoplasm of a cell that are specialized to perform a specific function
development process by which an organism grows
gene a segment of DNA that is located in a chromosome and that codes for a specific heredity trait
Domain broadest category; contains kingdoms
metabolism the sum of all chemical processes that occur in an organism
cell division the formation of two cells from one existing cell
Biology Molecule chemical compounds that provide structure and bring about movement
Created by: user-1981510
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