Curriculum
Course: AQA A Level Biology 7402
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Curriculum

AQA A Level Biology 7402

1. Biological Molecules

0/102

2. Cell Structure

0/95

3. Exchange and Transport

0/98

4. Genetics, Variation and Interdependence

0/94

5. Energy Transfers In and Between Organisms (A Level only)

0/63

6. Organisms Respond to Changes in their Environments (A Level only)

0/93

7. Genetics, Populations, Evolution and Ecosystems (A Level only)

0/55

8. The Control of Gene Expression (A Level only)

0/72

9. Exam Guidance and Skills

0/38
Quiz

1.5.6 The Process of Semi-Conservative Replication – Exam questions

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  • Questions count: 3
  • Passing grade: B+
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1.
Semi-conservative replication means
both strands are new
one strand is kept, the other is destroyed
old and new DNA are mixed along each strand
each new molecule has one original and one new strand
2.

DNA replication is semi-conservative because each new molecule contains

two new strands
two original strands
fragments of old and new in each strand
one original strand and one new strand
3.
If replication were conservative, what would generation 1 show?
One intermediate band
One heavy band and one light band
Only light DNA
Only heavy DNA
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Part of 1. Biological Molecules — see every lesson and quiz in this unit.
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