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Chapter 2 Vocab 1st

Coach Gibbs

SECTION 1.1: are made of small building blocks called cells. Organism
the basic unit of structure and function in an organism. Cells
single celled Unicellular
many celled Multicellular
a change in an organisms surroundings that causes the organism to react. Stimulus
an action or change in behavior Response
the process of change that occurs during an organisms life to produce a more complex organism. Development
the mistaken idea that living things can arise from nonliving sources. Spontaneous Generation
Organisms that make their own food Autotroph
organisms that cannot make their own food Heterotroph
the maintenance of stable internal conditions Homeostasis
SECTION 2.2:the process of grouping things based on their similarities Classification
the scientific study of how living based on their similarities Taxonomy
two names Binomial Nomenclature
a classification grouping that contains similar, closely related organisms Genus
a grouping of similar organisms that can mate with each other and produce offspring that can also mate and reproduce Species
organisms whose cells lack a nucleus Prokaryotes
a dense area in a cell that contains nucleic acid Nucleus
organisms with cells that contain nuclei Eukaryotes
SECTION 2.3:an instrument that makes small objects look larger Microscope
a widely accepted explanation of the relationship between cells and living things Cell theory
Created by: s730344