AQA
A-Level
BIOLOGY
3.2a Cells
2.4 | Studying Cells
Time allowed
65 minutes
QUESTION PAPER
Score Percentage
/54 %
4.1 | CELL BIOLOGY | QUESTION PAPER 1 1
, .(a) Describe how you could use cell fractionation to isolate chloroplasts from leaf tissue.
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(Extra space) .................................................................................................
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(3)
The figure below shows a photograph of a chloroplast taken with an electron
microscope.
A-Level
BIOLOGY
3.2a Cells
2.4 | Studying Cells
Time allowed
65 minutes
QUESTION PAPER
Score Percentage
/54 %
4.1 | CELL BIOLOGY | QUESTION PAPER 1 1
, .(a) Describe how you could use cell fractionation to isolate chloroplasts from leaf tissue.
........................................................................................................................
........................................................................................................................
........................................................................................................................
........................................................................................................................
........................................................................................................................
........................................................................................................................
(Extra space) .................................................................................................
.....................................................................................................................
(3)
The figure below shows a photograph of a chloroplast taken with an electron
microscope.