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Unit 2 - Living Things 2.0
Unit 2 - Living Things
25
Biology
8th Grade
11/16/2012

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Term
biogenesis
Definition
the theory that living things come only from other living things
Term

spontaneous generation

or

abiogenesis

Definition
The belief that living things can come from nonliving things. For example:worms falling from the sky with rain.
Term
Louis Pasteur
Definition
Experimented using broth in flasks with "S" shaped necks. He helped to disprove spontaneous generation and prove biogenesis.
Term
stimulus
Definition
Anything that causes a change (response) in a living thing.
Term
response
Definition
A reaction to a stimulus.
Term
genus
Definition
The first name of an organism's scientific name.
Term
genus & species
Definition
An organism's scientific name. It is also called the Latin name. These two names also can called binomial nomenclature.
Term
dichotomous key
Definition
A written tool used to identify things. It usually gives TWO choices.
Term
Carolis Linneaus
Definition
He developed the binomial nomenclature (genus & species) system for classifying life forms.
Term
Genus = capitalized & italics Species = not capitalized & italics
Definition
The proper way to write a genus and species names.
Term
Aristole
Definition
An ancient Greek who classified all life into TWO kingdoms. (Plants & Animals)
Term
binomial nomenclature
Definition
A two name system for naming living things. (genus & species)
Term
Kingdom-Phylum-Class-Order-Family-Genus-Species
Definition
The sequence of classification groups from least specific to most specific.
Term
species
Definition
  • The most specific classification group.
  • The second name of an organism's scientific name.
Term
kingdom
Definition
The least specific classification group.
Term
Latin
Definition
The language most often used in scientific names.
Term
homeostasis
Definition
An organism's ability to maintain steady conditions. Example: body temperature
Term
growth
Definition
When an organism gets bigger. (Usually by adding more cells)
Term
organism
Definition
Another name for a living thing.
Term
development
Definition
When an organism forms new parts or has major body changes.
Term
life span
Definition
The length of time that an organism lives.
Term
scientific name
Definition
An organism's genus and species
Term
the sun
Definition
the source of energy used directly or indirectly for almost all life on Earth
Term
cell
Definition
the smallest unit of life
Term
cell
tissue
organ
organ system
organism
Definition
the levels of organization within an organism
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