Question

2. The diagram below shows the movement of bloo
vent of blood across the circulatory system.
lungs
heart
other parts of
the body
Blood was taken at points A, B, C and D as shown above. The amount of oxyge
blood sample was then measured and tabulated in the graph below
100
Amount of
oxygen
80
60
Oxygen
40
Sample Sample Sample Sample
3
Blood
sample
(a)
Based on the data from the graph above, match the blood samples to the points were
the blood was taken (A, B, C and D) in the diagram shown earlier.
Point blood taken from
Blood
samples
(b)
Explain why Sample 1 has the lowest amount of oxygen.​

Answer 1

Answer:

b is the correct answer of your question

Answer 2

a)

Explanation:

the answer is that think as brainlist