VERKLARING – Deur hierdie eksamen te skryf, erken u dat u die volgende aanvaar: 1. Geen kopiëring van enige bronne word toegelaat nie. 2. Alle antwoorde moet u eie, oorspronklike werk wees. 3. Plagiaat is ‘n ernstige oortreding en sal lei tot nul punte vir die betrokke vrae of afdelings.

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2.2.2 Give a reason why rats in Group 3 were untreated. (1)

  TOTAAL AFDELING A: [27]

2.3.5 Other than the ovulation shown above, describe the events that need to occur for an ovum to be fertilised. (4)

2.2.3 (a) Calculate the difference in the weight of the left testis between the rats in Group 1 and Group 3. Show all your calculations, and round off to two decimal places. (2)

2.3.5 Kies nog ‘n voorbeeld van ‘n karakter eienskap wat oorgeerf kan word.  [1] (1)

2.3.6 Noem nog een voorbeeld, anders as die voorbehoedpil, wat deur vrouens gebruik kan word om swangerskap te verhoed.  (1)

3.1.4 Anne and Mike want to have another child. Draw a genetic diagram to show a cross between Anne and Mike. Include all the required steps and labels, plus the phenotype and genotype results and their ratios.Note: Diagrams must always be drawn by hand.  Scan or take a clear photo of your diagram and upload it in this question, using the button below. (10)

2.3.3 Wat is die mees algemene lengte reeks wat voorkom?   [1] (2)