QUESTION 3
3.1 The diagram below shows a cholera bacterium. It has been magnified 50 000
times
A
В
1 mm - 1000um
3.1.1 Name structure C.
(1)
3.1.2 State the function of structure C.
3.1.3 Calculate the actual width of the cholera bacterium between points X
and Y. Give your answer in micrometers (um). Show all working
(2)
