4.1 Cell Biology Lesson 2

Baseline (flightpath D): Sort objects by their relative sizes and observe some of these objects under a microscope. Further (flightpath C): Observe cheek cells under a microscope and explain parts of the procedure. Challenge (flightpath B&A): Calculate the sizes of a variety of cells using the magnification calculation triangle and complete some basic unit conversions.

chromosome cell organ atom nucleus mitochondria gene Put the words on the right into size order from the smallest to The largest. organ atom nucleus mitochondria gene

Animal and plant cells videos: http://www.bbc.co.uk/education/topics/zqjpyrd/resources/1

Exam prep Ask for help now if you need it! Remember you need to be able to apply your Knowledge in an exam situation! If you struggle to answer this question now, how will you find it in two years time when you sit your exams? Ask for help now if you need it!

Exam prep Ask for help now if you need it! Remember you need to be able to apply your Knowledge in an exam situation! If you struggled to answer this question now, how will you find it in two years time when you sit your exams? Ask for help now if you need it!  (i)      cytoplasm (cell) membrane nucleus all correctly labelled each for 1 mark 3 (ii)      0.5 gains 2 marks (5/100 × 10 or ½ /1 gains 1 mark if 0.5 not given) 2 [5]