Read the following text, which is an article about how scientists plan to build biocomputers to emulate the human brain.

Mark scheme

Marking points from the official mark scheme (May/June 2025). The mark or mark type is shown in brackets.

1. The typical text conventions used in the extract
2. The ways in which the purpose affects the content and style of the text
3. The ways in which the extract appeals to its intended audience, e.g. through the tone and register used in the text
4. any other relevant aspect of the text's form
5. The ways in which paragraphs are constructed and sequenced in the text
6. The ways in which ideas are developed
7. Varying paragraph length and how this enables the writer to develop certain points in depth/detail, or make high impact points for dramatic effect
8. The use of discourse markers for organisation/cohesion
9. The use of a range of cohesive devices – tense agreement, anaphoric/cataphoric refences, substitution, etc
10. Any other relevant structural features of the text.
11. Fully explanatory title and subheading
12. The use of lexis related to human brain capacity: emulate, variety of achievements
13. Quotations from experts in the field and reference to Frontiers in science journal lend validity to the article
14. The use of the metaphor/collective noun: host of researchers and repetition of host
15. The use of facts and figures and factual language indicate a serious topic
16. Lexis to suggest this is a new and exciting development: new frontier, rapid development, scale it up, a community of top scientists, a new era
17. Use of the triad to enhance the positive impression: fast, powerful and efficient biocomputing
18. Reference to further positive impacts of the new biocomputers: learn much more quickly, be more efficient, help tell us more about the brains that inspired them, ethical and socially responsible
19. Any other relevant language features of the text.