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BTEC Applied Science
Unit 1: Fundamentals of Science.Assignment 2: Cells
Cells Workbook
Section 1: Labelling Diagrams of Cells
The diagrams below show the general structure of an animal cell and a plant cell:
Letter Organelle FunctionA
B
C
D
E
F
G
H
Letter Organelle FunctionA
B
C
D
E
F
G
H
I
J
K
L
1) The diagram below shows Staphylococcus, which is a prokaryotic cell. Label parts A to D
2) The following table compares some features of a prokaryotic and eukaryotic animal cell. Complete the table by using ‘present’, ‘absent’ or a short descriptive phrase. The first has been completed for you.
Cellular Feature Prokaryotic Cell Eukaryotic Animal Cell
Cell wall Present Absent
Cell surface membrane
Nucleus
Membrane bound organelles
DNA
Plasmids in the cytoplasm
Section 2: Labelling Electron Micrographs of Cells:
1.
2.
Nuclear envelope, Nucleolus, Chloroplast, Mitochondria, cytoplasmEndoplasmic reticulum, starch grain, Cell wall, plasma membrane, vacuole
3.
4.
Section 3: Specialised Cells:Draw basic diagrams of the following specialised cells:
a) Nerve Cell
b) A White Blood Cell
c) A Palisade Cell
d) A Muscle Cell
Identify the following micrographs of specialised cells:
Section 4: Organelles
The following micrographs show individual organelles. Can you
a) Identify which organelle it is?b) Describe the function of the organelle?
