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Question 1 2 3 4 5 6 total student

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Unformatted text preview: questions on this exam paper. Use black or blue PEN only. Question 1 2 3 4 5 6 TOTAL Student Score Maximum Score 4 7 6 6 6 15 44 Question 1 (4 marks) For the images below, name the type of microscopy used and identify the organelle indicated by the arrow. Image A ­ Type of Microscopy: ____Fluorescence_ Organelle: _Cytoskeleton/Microtubules/ mitotic spindle/centriole._ Image B Type of Microscopy: __TEM____ Organelle: _____Golgi______________ Image C Type of Microscopy: ___SEM__________ Organelle: __Mitochondrion_______ Image D Type of Microscopy: Brightfield/ Light microscopy Organelle: ___nucleus_________ Question 2 (7 marks) For each of the following statements, please state whether it is true or false and briefly explain why. (0.5 marks for true/ false and 0.5 marks for explanation) a) The consequences of errors by RNA polymerase (transcription) are less severe than errors by DNA polymerase (replication). True. Errors in transcription will only affect the proteins that are produced from that mRNA, whereas errors in replication will be inherited by all future generations of cells; OR Errors in transcri...
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