Summary
OCR A-Level Biology Classification Summary
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A HandWritten summary which contains all the necessary A* Content for Classification at OCR A-Level Biology.
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taxonomic Groups orderedSeven
groups in an
heirarchy
:
omain :
Three distinct domains :
Eukarya 80s ribosomes RNA polymerase contains proteins
·
12
:
,
Archaca Tos ribosomes RNA contains 8-10 proteins
·
polymerase
:
,
Bacteria Tos ribosomes , RNA 5 proteins
·
polymerase contains
:
ingdom five
kingdoms
:
Prokaryotae bound organelles
·
Unicellular no membrane
:
,
>Can be split into two sman er
groups
Eubacteria true traditional bacteria
·
:
,
Archaebacteria Ancient bacteria found
·
in extreme environments
:
·
Protoctista unicellular membrane bound (some have Chloroplasts)
mainly
:
, organeues , ,
some are Sessile , can be both autotrophic and heterotrophic
Fungi
·
unicellular or multicellular, membrane bound and a chitin
:
organelles cen wall ,
no chloroplasts , no mechanisms for movement most are made of
,
mycelium/hyphae ,
Saprophytic feeders store food as glyzogen ,
·
Plantae Multicellular membrane bound :
chloroplasts and cellulose, no movement
,
organelles , ,
autotrophic ,
store food as starch
Animalia Multicellular, membrane bound
organenes (no cenwaus) no Chloroplasts
·
:
, ,
with contractive proteins/cilia heterotrophic store
no Chloroplasts ,
more , ,
food as
glycogen
hylum
:
Presence of a Spine ie .
Chordata
lass ie Mammalia
Binomial Nomenclature Genus specific name
:
.
· :
,
- homo sapien
rder primates
Phylogeny
ie
.
evolutionary relationships between organisms
: ·
. :
↳ showed in
phylogenetic trees
amily ie hominidal
.
:
.
enus
:
i. e .
homo
pecies
:
ie .
Sapiens
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