Summary
Summary AQA ALEVEL BIOLOGY NOTES ON IMMUNITY MAP
- Module
- Unit 2 - Cells
- Institution
- AQA
ALEVEL NOTES ON THE IMMUNITY TOPIC- IMMUNITY MAPS ADJUSTED TO THE AQA SPECIFICATION AND MADE FROM MARKSCHEMES
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Immunity Map-
( stimulation of T B cells )
-
Primary Response ( slower )
t
II'IhIg :
'
antigen secondary Response
YIIIYIIIIIbtisggmerc.es?onses
µ
on
of
cell membrane
80 of phagocyte
⑤
"" " "s ""
"
asogtosis ,
III.[ """ "
" "s
%
"
gig Isis stingy;ai?g
"%
I www.nuaear •↳↳ ,
µ
lymphocyte
antigen
phagocyte ' is
specific
+
¥
( macrophage
, µ
neutrophil )
fIgtor
→
presenting
an
LA74 Helper T cell LTH )
cell
hey ¥
-
,
-
,
Once B cell has been
differentiation to
bypasses phagocytosis
stimulated
by binding
both the three
antigen
or
if it is
already antigen presenting
-
about
APCs bring through ✓ pathogen ) and specific T,
antibodies Cytotoxic T cells Etc )
neutralisation
of pathogen
infected
cel ,
[
kill host cells
phagocytes destruction or
'
-
-
infected cells e.
g. by viruses agglutinationantitoxins)
as
( APCs)
using perform
acting
I
"
III,
(
i. s
organ cells
"
÷:
secretes
specific anti
'
bod es
'
÷ :
Specific Immune System
Non -
specific Response cell -
mediated response LT -
cells )
Humoral Response CB cell
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