Biology · Oct / Nov 2021 · Paper 22 · Question 2
5090
As printed in the paper
The question as text
The diagram shows the circulatory system of a fish. The lungs of a human and the gills of a fish both have a large surface area for gas exchange. capillaries of gills aorta heart capillaries of body tissues
Read automatically from the paper; the printed page above is exact.
Show the answer and mark scheme
2(a)(i)[2]
2(a)(ii)[1]
2(b)(i)[1]
2(b)(ii)[5]
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