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GCSE AQA combined science trilogy biology: B1 Cell Biology - Cells $3.88   Add to cart

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GCSE AQA combined science trilogy biology: B1 Cell Biology - Cells

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GCSE AQA combined science trilogy biology: B1 Cell Biology - Cells - a page describing animal, plant and bacteria cells - includes labelled diagrams - most info extracted from CGP combined science trilogy revision guide Good luck revising!

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  • September 22, 2022
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  • 2021/2022
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CELLS


PROKARYOTES AND EUKARYOTES
>
eukaryotic complex
: cells ( animal and plant cells ) eukaryotes organisms
: made up of eukaryotic cells
>
prokaryotic simpler
: and smaller cells ( e. g. bacteria ) prokaryotes
=
prokaryotic cells ( single-celled organism )


ANIMAL CELLS "" " " "" "

holds the cell together
nucleus controls what in and out
goes
contains genetic material

that controls the activities ①

of the cells @
cytoplasm
° like substance where most
get -




mitochondria
of the chemical reactions happen
contains that control these
where most of the reactions enzymes
chemical reactions
for aerobic respiration

0
take place
☐ • ribosomes
respiration transfers energy
where proteins are made
that the cell needs to work




PLANT CELLS cytoplasm
nucleus
cell membrane

rigid cell wall




¥¥É
mitochondria
made of cellulose

supports the cell and
chloroplast
"" " " "" " ""
" """ """" " " ""

>
makes food for the plant
contains chlorophyll ,
a
green substance
permanent vacuole which absorbs the light


◦ needed
0 0
contains cell sap which for
,
photosynthesis
is a weak solution of
and salts •
0 .
%
sugar ribosomes



BACTERIA CELLS

prokaryotes
don't have a nucleus , chloroplasts or mitochondria
have a
singular strand of DNA that floats freely in the
cytoplasm
contain plasmids ( one small of DNA )
many or more rings





cell wall
0 plasmid
cell membrane

single circular strand
cytoplasm of DNA

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