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3 marksCell Structure and Functions

CAPE Biology Unit 1 · May/June 2026 · Paper 2 · Question 1(b)(i)

Figure 3 shows diagrams of three cells: a prokaryotic cell (Cell I) and two eukaryotic cells (Cell II and Cell III).

Identify the THREE components labelled L, M, and N on Cell I.

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  1. 1(a)(i)Complete the alpha and beta glucose structures on Figure 1 by correctly adding the missing OH and H groups.[4 marks]
  2. 1(a)(ii)On the diagram provided in Figure 2, complete the structure of the other monosaccharide which makes up sucrose.[2 marks]
  3. 1(a)(iii)State the name of the monosaccharide which makes up sucrose, other than glucose.[1 mark]
  4. 1(a)(iv)Outline a suitable procedure for determining if a new snack in a school cafeteria, made from legume chickpeas, contains starch and proteins, utilizing all of…[5 marks]
  5. 1(a)(v)A sample of chickpea snack was mixed with 2 ml absolute ethanol, shaken, allowed to settle, and the ethanol decanted into a tube with 2 ml cold water. The…[1 mark]
  6. 1(b)(ii)Outline how any TWO visible features of the eukaryotic cells shown in Figure 3 support the endosymbiont theory.[4 marks]
  7. 1(b)(iii)State the function of any ONE named cellular component which is visible in ALL three cells.[2 marks]
  8. 1(c)Discuss how the molecular structure of corn starch and the molecular structure of cellulose explain the data shown in Table 1. Present your response in…[8 marks]

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