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WalesBiologyQuick questions
Unit 1: Basic Biochemistry and Cell Organisation
Quick questions on Nucleic acids and replication - WJEC A-Level Biology
3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is q1?Show answer
State the three components of a nucleotide. [1 mark]
What is q2?Show answer
Explain why complementary base pairing ensures the two new DNA molecules are identical to the original. [2 marks]
What is q3?Show answer
A DNA sample contains thymine. Calculate the percentage of cytosine. [2 marks]
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