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Summary Mind Map on DNA - Key facts and definitions, GSCE BIOLOGY AQA

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Summary study book AQA GCSE Biology Workbook: Higher of Gemma Young, Gemma Young (Chapter 13) - ISBN: 9780198421672, Edition: 3, Year of publication: - (Mind map)

Content preview

hotrogeneou, nucleotides a



-
Double helix DNA is found in the
nucleus
of eukaryotic
adenine
&




commond
binds to + cells

guanine




BNA
99 9%
to
0 1%
.
.is
↑ -
humans (junk DNA)
old name
for CDNA



that is different

matunique
me us -
in



and
Francan


DNA contains

for an
the instructions

organism
reproduce
to develop
needed

,
survive




DNA

· ,
S!
acid
Polymer Deoxyribonucleis we have4 chromosomes in our

made up of nucleotides body cell


·
23 from our mum


different 23 from our dad
versions of the same codes to
a
gene
gene are called alleles make a
specific protein or
functional RNA molecule

G if it is
changed by a mutation,
have a differat
heresulting protein may
sequence
Connected book
image
Gemma Young, Gemma Young AQA GCSE Biology Workbook: Higher
Publisher: Unknown ISBN: 9780198421672 Edition: 3

Document information

Study
GCSE
School year
2
Summarized whole book?
No
Which chapters are summarized?
Chapter 13
Uploaded on
October 13, 2025
Number of pages
1
Written in
2025/2026
Type
Summary
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Subjects

  • dna
  • mindmap
  • double helix
  • genome
  • alleles

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