CAIE A-Level Biology AS 6.1.6 Rna Mrna Structure Questions

Explain how DNA mutations arise and affect phenotype, using evidence from each question and mark scheme.

Syllabus
2028–2030
Course
Biology 9700
Level
AS

Exam points

  • Explain how DNA mutations arise and how they can affect gene function and phenotype.

CAIE A-Level Biology AS 6.1.6 Rna Mrna Structure Questions question 1

[Maximum number: 3]

DNA and RNA are polynucleotides.

Describe three ways in which the structure of messenger RNA (mRNA) differs from the structure of DNA.

In each of your answers, include information about the structure of mRNA and the structure of DNA.

1.

2.

3

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