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Biology > Classification > Flashcards

Classification Flashcards

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AP® Biology flashcards Biology 101 flashcards
1
Q

Why do we classify organisms into groups?

A

For our convenience
To make them easier to identity
Make the study of living things more manageable
Allows us to see the relationship between species

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2
Q

Taxonomic hierarchy

A 
Domain
Kingdom
Phylum
Class
Order 
Family
Genus
Species

Dorridge and Knowle Pupils Can Often Find Great Success

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3
Q

Domain

A

Highest Taxonomic rank
Archaea (single-celled)
Eubacteria (bacteria)
Eukaryote (multi-celled)

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4
Q

Kingdom

A 
5 kingdoms
Animalia
Plantae
Prototista
Fungi
Prokaryote
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5
Q

Phylum

A

Grouping together on basis of body plan

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6
Q

Class

A

Similarity in general traits e.g. number of legs

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7
Q

Order

A

Subdivision of class
Using extra info
is a mammal herbivorous or carnivorous

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8
Q

Family

A

Closely related

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9
Q

Genus

A

Closely related species

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10
Q

Species

A

One type of organism that can interbreed to produce fertile offspring

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11
Q

Binomial nomenclature

A 
Two  names 
Using Genus and Species name
Genus- Homo
Species- Sapien
Name- Homosapien

Why?
Common names for organisms may differ in different parts of a country or between countries
Translation of languages which give different name
So- this provides a universal name to avoid confusion

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12
Q

phylogenetic definition of species

A

a group of individual organisms that are very similar in appearance, anatomy, physiology, biochemistry and genetics.

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13
Q

Kingdoms: Prokaryote

A 
No membrane bound organelles 
No nucleus 
Loop of DNA which is free- floating 
Not contained- wound into linear chromosomes 
Small ribosomes
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14
Q

Kingdom: Protoctista

A

Eukaryotic- membrane bound organelles and a nucleus
Mostly single celled
Some photosynthesise, some feed using extra-cellular enzymes, some are parasites

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15
Q

Kingdom: Plantae

A 
Eukaryotic- membrane bound organelles and nucleus
Multi-cellular
Cell wall of cellulose
Heterotrophs 
Phototrophs 
Contain chlorophyll
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16
Q

Kingdom: Fungi

A 
Eukaryotic- membrane bound organelles and nucleus
Can be multi- cellular or uni-cellular 
Cytoplasm multi- nucleate 
cell walls of chitin
Feed saprophytically- decomposing waste

Biology (15 decks)

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