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Dna Structure (biology Only) (GCSE Biology)
The following is a GCSE Biology test covering 'Dna Structure (biology Only)' from the broader topic Inheritance, Variation And Evolution. The test is geared towards the AQA exam board style syllabus.Incorrect: 0
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Which nitrogenous base is found in DNA but not in RNA?
DNA strands are described as antiparallel. What does this mean?
What is the relationship between a gene and a chromosome?
What is meant by the term “codon” in the context of DNA and protein synthesis?
Which of the following is an effect a mutation in a gene might have?
Which two components form the backbone of a DNA strand?
Which molecule is directly complementary to a DNA strand with the base sequence ATCG?
How many hydrogen bonds normally form between a cytosine and a guanine base pair?
What is the role of helicase in DNA replication?
How does a frameshift mutation affect a protein-coding gene?
In the DNA double helix, which bases pair together by complementary base pairing?
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