Biology 9700: NUCLEIC ACIDS AND PROTEIN SYNTHESIS Topical Past Paper Questions
Cambridge AS & A Level Biology (9700) past-paper questions on NUCLEIC ACIDS AND PROTEIN SYNTHESIS, free. This topic is frequently examined across 28 exam sessions. Sign in for the full topic-segregated question bank and AI worksheets.
Sample questions
When a barley seed germinates, gibberellin is released from structure A. Gibberellin diffuses to its target cells located in tissue B. This causes the cells at B to synthesise the enzyme amylase. (a) Figure 2.1 is a diagram of a longitudinal section through a barley seed. On Figu…
Small interfering RNA (siRNA) is a short length of double-stranded RNA (dsRNA), approximately 21 to 25 nucleotides long. siRNA helps to regulate protein synthesis in cells. (a) Fig. 3.1 is an outline summary of one way in which a primary transcript can be processed to produce a m…
Complete the following paragraphs using the most appropriate word or words. The theory of evolution describes a process that can lead to the formation of new species from pre-existing species over ..... DNA sequence data of different species can be compared to show evolutionary r…
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