Save
...
biology paper 2
Variation and Evolution
Classification
Save
Share
Learn
Content
Leaderboard
Share
Learn
Created by
Harvey Metcalfe
Visit profile
Cards (20)
Why did scientists begin to classify species?
To organize the enormous variety of
organisms
View source
Who began to classify species in the 1700s?
Carolus Linnaeus
View source
What are the two kingdoms Linnaeus divided organisms into?
Animal
kingdom and
plant
kingdom
View source
What are the categories Linnaeus used to classify organisms?
Kingdom
Phylum
Class
Order
Family
Genus
Species
View source
What mnemonic can help remember Linnaeus's classification system?
King Phillip
came over for good soup
View source
If given a classification of an organism, what might you be asked to fill in?
The missing
category
in the classification
View source
What is the binomial name for a zebra?
Equus
quagga
View source
What does the term "binomial" refer to in classification?
It means
two
names for an organism
View source
What is the binomial name for the polar bear?
Ursus maritimus
View source
What is a key fact about Linnaeus's classification system?
It is based on
observable
characteristics
View source
What major advances in biology have occurred since Linnaeus's time?
Microscopy
and
DNA
analysis
View source
Who developed the three domain classification system?
Carl Woese
View source
What are the three domains in the three domain system?
Archaea
:
Primitive
bacteria in extreme
conditions
Bacteria:
True
bacteria, e.g., in human
digestion
Eukaryota
: Includes
animals
,
plants
,
fungi
, and
protists
View source
What type of conditions do archaea often inhabit?
Extreme conditions
like
hot springs
View source
What organisms are included in the eukaryota domain?
Animals, plants, fungi, and
protists
View source
How do scientists use evolutionary trees?
To show
relationships
between organisms
View source
What data do scientists use to create evolutionary trees for living organisms?
Classification
data and
DNA
View source
What do scientists use for extinct organisms when creating evolutionary trees?
Fossils
View source
What problem can arise when using fossils for evolutionary trees?
Fossil records may be
incomplete
View source
What does an evolutionary tree indicate about species one, two, and three?
They share a
common ancestor
View source