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Transcript of Linnaean Taxonomy
"the science of naming and classifying organisms"
Why don't we just call things by their common names?
Seven levels (taxa) based on physical characteristics
"a group of organisms within a classification system."
Gives a two part Latin name to every species.
Genus: "one or more physically similar species thought to be closely related."
Common names: roly-poly, pill bug, sow bug, & potato bug.
What do the parts mean?
1st word = Genus
2nd word = species descriptor
(2nd part of binomial nomenclature) can relate to :
Scientist who named the species
A particular trait
Or a location
discovered by Europeans in America.
(American Black Bear)
What organism is
least related to the
What organism is
most related to the
What is the most
that the squirrel and
Which classification is the least specific?
Which is the most specific?
Why would both classifications be useful?
pg. 520 Biology Text
"Back then" they couldn't sequence DNA
Linnaeus defined a species as any organisms that could reproduce with
What animal(s) is the least related to the gray wolf?
Based on this chart, are bats or cats more related to gray wolves?
Genetics says the panda is more related to bears...
Similar characteristics arising due to different stimuli.
Red pandas are more closely related to raccoons!
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