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AQA GCSE BIOLOGY Higher Tier Paper 2H

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AQA GCSE BIOLOGY Higher Tier Paper 2H Answer all questions in the spaces provided. 0 1 The nucleus of a cell contains DNA. 0 1 . 1 Name the structures inside the cell nucleus that contain DNA. [... 1 mark] Figure 1 shows part of a DNA molecule. Figure 1 0 1 . 2 Name the part of the DNA molecule labelled X. [1 mark] 0 1 . 3 What type of substances are labelled A, C, G and T in Figure 1? [1 mark] Do not write outside the box 3 *03* Turn over ► IB/M/Jun21/8461/2H Do not write outside the Figure 2 shows another section of a DNA molecule. box Figure 2 Four of the substances you named in Question 01.3 are not labelled in part Y of Figure 2. Label each of these substances with the correct letter, A, C, G or T. Use information from other parts of Figure 2 to help you. [1 mark] 0 1 . 4 0 1 . 5 What is happening to the DNA in part Z of Figure 2? [1 mark] Tick () one box. Differentiation Evolution Fertilisation Replication 4 *04* IB/M/Jun21/8461/2H Do not write outside the box 8 0 1 . 6 A gene is a length of DNA. What type of substance does a gene code for? [1 mark] [Show More]

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